5912770961161 has 9 divisors (see below), whose sum is σ = 5920862283399. Its totient is φ = 5904690691224.

The previous prime is 5912770960997. The next prime is 5912770961173. The reversal of 5912770961161 is 1611690772195.

It is a happy number.

The square root of 5912770961161 is 2431619.

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., 4702674159225 + 1210096801936 = 2168565^2 + 1100044^2 .

It is not a de Polignac number, because 5912770961161 - 2²³ = 5912762572553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5912770961191) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2643168735 + ... + 2643170971.

Almost surely, 2^{5912770961161} is an apocalyptic number.

5912770961161 is the 2431619-th square number.

5912770961161 is the 1215810-th centered octagonal number.

It is an amenable number.

5912770961161 is a deficient number, since it is larger than the sum of its proper divisors (8091322238).

5912770961161 is an frugal number, since it uses more digits than its factorization.

5912770961161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6648 (or 3324 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 55.

The spelling of 5912770961161 in words is "five trillion, nine hundred twelve billion, seven hundred seventy million, nine hundred sixty-one thousand, one hundred sixty-one".