1171594089604 has 9 divisors (see below), whose sum is σ = 2050293445221. Its totient is φ = 585795962400.

The previous prime is 1171594089517. The next prime is 1171594089629. The reversal of 1171594089604 is 4069804951711.

The square root of 1171594089604 is 1082402.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 982473475204 + 189120614400 = 991198^2 + 434880^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1894204 + ... + 2435404.

Almost surely, 2^{1171594089604} is an apocalyptic number.

1171594089604 is the 1082402-nd square number.

It is an amenable number.

1171594089604 is a deficient number, since it is larger than the sum of its proper divisors (878699355617).

1171594089604 is an frugal number, since it uses more digits than its factorization.

1171594089604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082406 (or 541203 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 1171594089604 in words is "one trillion, one hundred seventy-one billion, five hundred ninety-four million, eighty-nine thousand, six hundred four".