1516750925 has 12 divisors (see below), whose sum is σ = 1926644916. Its totient is φ = 1183804800.

The previous prime is 1516750901. The next prime is 1516750933. The reversal of 1516750925 is 5290576151.

It can be written as a sum of positive squares in 6 ways, for example, as 437562724 + 1079188201 = 20918^2 + 32851^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1516750925 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 738854 + ... + 740903.

It is an arithmetic number, because the mean of its divisors is an integer number (160553743).

Almost surely, 2^1516750925 is an apocalyptic number.

It is an amenable number.

1516750925 is a deficient number, since it is larger than the sum of its proper divisors (409893991).

1516750925 is a wasteful number, since it uses less digits than its factorization.

1516750925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479808 (or 1479803 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 41.

The square root of 1516750925 is about 38945.4865806039. The cubic root of 1516750925 is about 1148.9595946305.

The spelling of 1516750925 in words is "one billion, five hundred sixteen million, seven hundred fifty thousand, nine hundred twenty-five".