134357520 has 80 divisors (see below), whose sum is σ = 454381632. Its totient is φ = 32570880.

The previous prime is 134357479. The next prime is 134357593. The reversal of 134357520 is 25753431.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22807 + ... + 28086.

Almost surely, 2^134357520 is an apocalyptic number.

134357520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134357520 is an abundant number, since it is smaller than the sum of its proper divisors (320024112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134357520 is a wasteful number, since it uses less digits than its factorization.

134357520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50920 (or 50914 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 134357520 is about 11591.2691280981. The cubic root of 134357520 is about 512.1776930434.

The spelling of 134357520 in words is "one hundred thirty-four million, three hundred fifty-seven thousand, five hundred twenty".