125343856 has 40 divisors (see below), whose sum is σ = 280522224. Its totient is φ = 53621760.

The previous prime is 125343853. The next prime is 125343857. The reversal of 125343856 is 658343521.

It is a super-2 number, since 2×125343856² = 31422164473897472, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125343853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17955 + ... + 23938.

Almost surely, 2^125343856 is an apocalyptic number.

125343856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125343856 is an abundant number, since it is smaller than the sum of its proper divisors (155178368).

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

125343856 is a wasteful number, since it uses less digits than its factorization.

125343856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41929 (or 41923 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 125343856 is about 11195.7070343949. The cubic root of 125343856 is about 500.4580549099.

The spelling of 125343856 in words is "one hundred twenty-five million, three hundred forty-three thousand, eight hundred fifty-six".