125650742 has 32 divisors (see below), whose sum is σ = 223388928. Its totient is φ = 51882336.

The previous prime is 125650729. The next prime is 125650753. The reversal of 125650742 is 247056521.

It is a junction number, because it is equal to n+sod(n) for n = 125650699 and 125650708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54293 + ... + 56559.

It is an arithmetic number, because the mean of its divisors is an integer number (6980904).

Almost surely, 2^125650742 is an apocalyptic number.

125650742 is a deficient number, since it is larger than the sum of its proper divisors (97738186).

125650742 is a wasteful number, since it uses less digits than its factorization.

125650742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 125650742 is about 11209.4041768508. The cubic root of 125650742 is about 500.8661546857.

The spelling of 125650742 in words is "one hundred twenty-five million, six hundred fifty thousand, seven hundred forty-two".