125503628 has 6 divisors (see below), whose sum is σ = 219631356. Its totient is φ = 62751812.

The previous prime is 125503613. The next prime is 125503649. The reversal of 125503628 is 826305521.

It is a junction number, because it is equal to n+sod(n) for n = 125503594 and 125503603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15687950 + ... + 15687957.

It is an arithmetic number, because the mean of its divisors is an integer number (36605226).

Almost surely, 2^125503628 is an apocalyptic number.

It is an amenable number.

125503628 is a deficient number, since it is larger than the sum of its proper divisors (94127728).

125503628 is a wasteful number, since it uses less digits than its factorization.

125503628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31375911 (or 31375909 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 125503628 is about 11202.8401755983. The cubic root of 125503628 is about 500.6706041780.

The spelling of 125503628 in words is "one hundred twenty-five million, five hundred three thousand, six hundred twenty-eight".