125563053 has 32 divisors (see below), whose sum is σ = 213599232. Its totient is φ = 63705600.

The previous prime is 125563027. The next prime is 125563057. The reversal of 125563053 is 350365521.

It is not a de Polignac number, because 125563053 - 2⁵ = 125563021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125563053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125563057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3613 + ... + 16253.

It is an arithmetic number, because the mean of its divisors is an integer number (6674976).

Almost surely, 2^125563053 is an apocalyptic number.

It is an amenable number.

125563053 is a deficient number, since it is larger than the sum of its proper divisors (88036179).

125563053 is a wasteful number, since it uses less digits than its factorization.

125563053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12705.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 125563053 is about 11205.4920909347. The cubic root of 125563053 is about 500.7496129326.

The spelling of 125563053 in words is "one hundred twenty-five million, five hundred sixty-three thousand, fifty-three".