125508895 has 4 divisors (see below), whose sum is σ = 150610680. Its totient is φ = 100407112.

The previous prime is 125508883. The next prime is 125508917. The reversal of 125508895 is 598805521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125508895 - 2¹¹ = 125506847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12550885 + ... + 12550894.

It is an arithmetic number, because the mean of its divisors is an integer number (37652670).

Almost surely, 2^125508895 is an apocalyptic number.

125508895 is a deficient number, since it is larger than the sum of its proper divisors (25101785).

125508895 is an equidigital number, since it uses as much as digits as its factorization.

125508895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25101784.

The product of its (nonzero) digits is 144000, while the sum is 43.

The square root of 125508895 is about 11203.0752474488. The cubic root of 125508895 is about 500.6776079468.

The spelling of 125508895 in words is "one hundred twenty-five million, five hundred eight thousand, eight hundred ninety-five".