125116690 has 16 divisors (see below), whose sum is σ = 227924928. Its totient is φ = 49443376.

The previous prime is 125116687. The next prime is 125116699. The reversal of 125116690 is 96611521.

It is a super-2 number, since 2×125116690² = 31308372233112200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125116699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74542 + ... + 76201.

It is an arithmetic number, because the mean of its divisors is an integer number (14245308).

Almost surely, 2^125116690 is an apocalyptic number.

125116690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125116690 is a deficient number, since it is larger than the sum of its proper divisors (102808238).

125116690 is a wasteful number, since it uses less digits than its factorization.

125116690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150833.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 125116690 is about 11185.5572056112. The cubic root of 125116690 is about 500.1555382773.

The spelling of 125116690 in words is "one hundred twenty-five million, one hundred sixteen thousand, six hundred ninety".