125134320 has 40 divisors (see below), whose sum is σ = 387917136. Its totient is φ = 33369088.

The previous prime is 125134319. The next prime is 125134349. The reversal of 125134320 is 23431521.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260457 + ... + 260936.

Almost surely, 2^125134320 is an apocalyptic number.

125134320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125134320 is an abundant number, since it is smaller than the sum of its proper divisors (262782816).

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

125134320 is a wasteful number, since it uses less digits than its factorization.

125134320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521409 (or 521403 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 125134320 is about 11186.3452476669. The cubic root of 125134320 is about 500.1790292228.

Adding to 125134320 its reverse (23431521), we get a palindrome (148565841).

The spelling of 125134320 in words is "one hundred twenty-five million, one hundred thirty-four thousand, three hundred twenty".