125195042 has 16 divisors (see below), whose sum is σ = 217207872. Its totient is φ = 53008080.

The previous prime is 125195039. The next prime is 125195051. The reversal of 125195042 is 240591521.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 125194996 and 125195014.

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, 52709 + ... + 55032.

It is an arithmetic number, because the mean of its divisors is an integer number (13575492).

Almost surely, 2^125195042 is an apocalyptic number.

125195042 is a deficient number, since it is larger than the sum of its proper divisors (92012830).

125195042 is a wasteful number, since it uses less digits than its factorization.

125195042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107833.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 125195042 is about 11189.0590310356. The cubic root of 125195042 is about 500.2599208589.

The spelling of 125195042 in words is "one hundred twenty-five million, one hundred ninety-five thousand, forty-two".