134123216 has 40 divisors (see below), whose sum is σ = 264492000. Its totient is φ = 65879424.

The previous prime is 134123207. The next prime is 134123219. The reversal of 134123216 is 612321431.

It is a junction number, because it is equal to n+sod(n) for n = 134123191 and 134123200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134123219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268535 + ... + 269033.

It is an arithmetic number, because the mean of its divisors is an integer number (6612300).

Almost surely, 2^134123216 is an apocalyptic number.

134123216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

134123216 is a deficient number, since it is larger than the sum of its proper divisors (130368784).

134123216 is a wasteful number, since it uses less digits than its factorization.

134123216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771 (or 765 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 134123216 is about 11581.1578004965. The cubic root of 134123216 is about 511.8797935577.

Adding to 134123216 its reverse (612321431), we get a palindrome (746444647).

The spelling of 134123216 in words is "one hundred thirty-four million, one hundred twenty-three thousand, two hundred sixteen".