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134215133 = 13531311487
BaseRepresentation
bin1111111111111…
…11010111011101
3100100112211112212
413333333113131
5233324341013
621152410205
73216544523
oct777772735
9310484485
10134215133
11698408a8
1238b46965
1321a63250
1413b7a313
15bbb26a8
hex7fff5dd

134215133 has 16 divisors (see below), whose sum is σ = 148490496. Its totient is φ = 120544320.

The previous prime is 134215121. The next prime is 134215141. The reversal of 134215133 is 331512431.

It is not a de Polignac number, because 134215133 - 28 = 134214877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134215099 and 134215108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134205133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89516 + ... + 91002.

It is an arithmetic number, because the mean of its divisors is an integer number (9280656).

Almost surely, 2134215133 is an apocalyptic number.

134215133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134215133 is a deficient number, since it is larger than the sum of its proper divisors (14275363).

134215133 is a wasteful number, since it uses less digits than its factorization.

134215133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684.

The product of its digits is 1080, while the sum is 23.

The square root of 134215133 is about 11585.1255064414. The cubic root of 134215133 is about 511.9967002656.

Adding to 134215133 its reverse (331512431), we get a palindrome (465727564).

The spelling of 134215133 in words is "one hundred thirty-four million, two hundred fifteen thousand, one hundred thirty-three".

Divisors: 1 13 53 131 689 1487 1703 6943 19331 78811 90259 194797 1024543 2532361 10324241 134215133