125351555 has 24 divisors (see below), whose sum is σ = 179262720. Its totient is φ = 83852160.

The previous prime is 125351537. The next prime is 125351561. The reversal of 125351555 is 555153521.

It is not a de Polignac number, because 125351555 - 2⁸ = 125351299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3806 + ... + 16284.

It is an arithmetic number, because the mean of its divisors is an integer number (7469280).

Almost surely, 2^125351555 is an apocalyptic number.

125351555 is a deficient number, since it is larger than the sum of its proper divisors (53911165).

125351555 is a wasteful number, since it uses less digits than its factorization.

125351555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12539 (or 12532 counting only the distinct ones).

The product of its digits is 18750, while the sum is 32.

The square root of 125351555 is about 11196.0508662653. The cubic root of 125351555 is about 500.4683012509.

The spelling of 125351555 in words is "one hundred twenty-five million, three hundred fifty-one thousand, five hundred fifty-five".