125040398 has 16 divisors (see below), whose sum is σ = 218916864. Its totient is φ = 52448280.

The previous prime is 125040379. The next prime is 125040401. The reversal of 125040398 is 893040521.

It is a super-2 number, since 2×125040398² = 31270202263996808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94358 + ... + 95673.

It is an arithmetic number, because the mean of its divisors is an integer number (13682304).

Almost surely, 2^125040398 is an apocalyptic number.

125040398 is a deficient number, since it is larger than the sum of its proper divisors (93876466).

125040398 is a wasteful number, since it uses less digits than its factorization.

125040398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190087.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 125040398 is about 11182.1463950353. The cubic root of 125040398 is about 500.0538581984.

The spelling of 125040398 in words is "one hundred twenty-five million, forty thousand, three hundred ninety-eight".