125683042 has 8 divisors (see below), whose sum is σ = 195025500. Its totient is φ = 60674544.

The previous prime is 125683003. The next prime is 125683067. The reversal of 125683042 is 240386521.

It can be written as a sum of positive squares in 2 ways, for example, as 117267241 + 8415801 = 10829^2 + 2901^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 125682995 and 125683013.

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, 1083417 + ... + 1083532.

Almost surely, 2^125683042 is an apocalyptic number.

125683042 is a deficient number, since it is larger than the sum of its proper divisors (69342458).

125683042 is a wasteful number, since it uses less digits than its factorization.

125683042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166980.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 125683042 is about 11210.8448388157. The cubic root of 125683042 is about 500.9090688526.

The spelling of 125683042 in words is "one hundred twenty-five million, six hundred eighty-three thousand, forty-two".