5372831561 has 2 divisors, whose sum is σ = 5372831562. Its totient is φ = 5372831560.

The previous prime is 5372831509. The next prime is 5372831567. The reversal of 5372831561 is 1651382735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5219195536 + 153636025 = 72244^2 + 12395^2 .

It is a cyclic number.

It is not a de Polignac number, because 5372831561 - 2¹⁰ = 5372830537 is a prime.

It is not a weakly prime, because it can be changed into another prime (5372831567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2686415780 + 2686415781.

It is an arithmetic number, because the mean of its divisors is an integer number (2686415781).

Almost surely, 2^5372831561 is an apocalyptic number.

It is an amenable number.

5372831561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5372831561 is an equidigital number, since it uses as much as digits as its factorization.

5372831561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 41.

The square root of 5372831561 is about 73299.6013699938. The cubic root of 5372831561 is about 1751.4634355632.

The spelling of 5372831561 in words is "five billion, three hundred seventy-two million, eight hundred thirty-one thousand, five hundred sixty-one".