125499896 has 8 divisors (see below), whose sum is σ = 235312320. Its totient is φ = 62749944.

The previous prime is 125499887. The next prime is 125499923. The reversal of 125499896 is 698994521.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7843736 + ... + 7843751.

It is an arithmetic number, because the mean of its divisors is an integer number (29414040).

Almost surely, 2^125499896 is an apocalyptic number.

It is an amenable number.

125499896 is a deficient number, since it is larger than the sum of its proper divisors (109812424).

125499896 is a wasteful number, since it uses less digits than its factorization.

125499896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15687493 (or 15687489 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 53.

The square root of 125499896 is about 11202.6736094559. The cubic root of 125499896 is about 500.6656414497.

The spelling of 125499896 in words is "one hundred twenty-five million, four hundred ninety-nine thousand, eight hundred ninety-six".