125368642 has 16 divisors (see below), whose sum is σ = 227560320. Its totient is φ = 50568768.

The previous prime is 125368637. The next prime is 125368673. The reversal of 125368642 is 246863521.

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, 263142 + ... + 263617.

It is an arithmetic number, because the mean of its divisors is an integer number (14222520).

Almost surely, 2^125368642 is an apocalyptic number.

125368642 is a deficient number, since it is larger than the sum of its proper divisors (102191678).

125368642 is a wasteful number, since it uses less digits than its factorization.

125368642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526785.

The product of its digits is 69120, while the sum is 37.

The square root of 125368642 is about 11196.8139218262. The cubic root of 125368642 is about 500.4910402677.

The spelling of 125368642 in words is "one hundred twenty-five million, three hundred sixty-eight thousand, six hundred forty-two".