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135464873 = 53109131179
BaseRepresentation
bin10000001001100…
…00011110101001
3100102220022212112
420010300132221
5234134333443
621235252105
73233301215
oct1004603651
9312808775
10135464873
116a514845
123944a035
13220b003b
1413dc3945
15bd5cb18
hex81307a9

135464873 has 16 divisors (see below), whose sum is σ = 141134400. Its totient is φ = 129954240.

The previous prime is 135464867. The next prime is 135464897. The reversal of 135464873 is 378464531.

It is a cyclic number.

It is not a de Polignac number, because 135464873 - 216 = 135399337 is a prime.

It is a super-2 number, since 2×1354648732 = 36701463633812258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135464873.

It is not an unprimeable number, because it can be changed into a prime (135464803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 756698 + ... + 756876.

It is an arithmetic number, because the mean of its divisors is an integer number (8820900).

Almost surely, 2135464873 is an apocalyptic number.

It is an amenable number.

135464873 is a deficient number, since it is larger than the sum of its proper divisors (5669527).

135464873 is a wasteful number, since it uses less digits than its factorization.

135464873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472.

The product of its digits is 241920, while the sum is 41.

The square root of 135464873 is about 11638.9377951770. The cubic root of 135464873 is about 513.5809402632.

The spelling of 135464873 in words is "one hundred thirty-five million, four hundred sixty-four thousand, eight hundred seventy-three".

Divisors: 1 53 109 131 179 5777 6943 9487 14279 19511 23449 756787 1034083 1242797 2555941 135464873