125199958 has 16 divisors (see below), whose sum is σ = 202549536. Its totient is φ = 57697920.

The previous prime is 125199923. The next prime is 125199959. The reversal of 125199958 is 859991521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125199959) 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, 16078 + ... + 22558.

It is an arithmetic number, because the mean of its divisors is an integer number (12659346).

Almost surely, 2^125199958 is an apocalyptic number.

125199958 is a deficient number, since it is larger than the sum of its proper divisors (77349578).

125199958 is a wasteful number, since it uses less digits than its factorization.

125199958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7239.

The product of its digits is 291600, while the sum is 49.

The square root of 125199958 is about 11189.2787077631. The cubic root of 125199958 is about 500.2664686304.

The spelling of 125199958 in words is "one hundred twenty-five million, one hundred ninety-nine thousand, nine hundred fifty-eight".