125424742 has 8 divisors (see below), whose sum is σ = 199204056. Its totient is φ = 59023392.

The previous prime is 125424721. The next prime is 125424787. The reversal of 125424742 is 247424521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844448 + ... + 1844515.

It is an arithmetic number, because the mean of its divisors is an integer number (24900507).

Almost surely, 2^125424742 is an apocalyptic number.

125424742 is a deficient number, since it is larger than the sum of its proper divisors (73779314).

125424742 is a wasteful number, since it uses less digits than its factorization.

125424742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688982.

The product of its digits is 17920, while the sum is 31.

The square root of 125424742 is about 11199.3188185711. The cubic root of 125424742 is about 500.5656824321.

The spelling of 125424742 in words is "one hundred twenty-five million, four hundred twenty-four thousand, seven hundred forty-two".