1017125572 has 12 divisors (see below), whose sum is σ = 1884673980. Its totient is φ = 478647296.

The previous prime is 1017125563. The next prime is 1017125587. The reversal of 1017125572 is 2755217101.

It can be written as a sum of positive squares in 2 ways, for example, as 691900416 + 325225156 = 26304^2 + 18034^2 .

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, 7478797 + ... + 7478932.

It is an arithmetic number, because the mean of its divisors is an integer number (157056165).

Almost surely, 2^1017125572 is an apocalyptic number.

It is an amenable number.

1017125572 is a deficient number, since it is larger than the sum of its proper divisors (867548408).

1017125572 is a wasteful number, since it uses less digits than its factorization.

1017125572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14957750 (or 14957748 counting only the distinct ones).

The product of its (nonzero) digits is 4900, while the sum is 31.

The square root of 1017125572 is about 31892.4061807823. The cubic root of 1017125572 is about 1005.6762432996.

The spelling of 1017125572 in words is "one billion, seventeen million, one hundred twenty-five thousand, five hundred seventy-two".