961162591297 has 2 divisors, whose sum is σ = 961162591298. Its totient is φ = 961162591296.

The previous prime is 961162591261. The next prime is 961162591339. The reversal of 961162591297 is 792195261169.

961162591297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 934162843441 + 26999747856 = 966521^2 + 164316^2 .

It is a cyclic number.

It is not a de Polignac number, because 961162591297 - 2³⁹ = 411406777409 is a prime.

It is not a weakly prime, because it can be changed into another prime (961162591237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480581295648 + 480581295649.

It is an arithmetic number, because the mean of its divisors is an integer number (480581295649).

Almost surely, 2^961162591297 is an apocalyptic number.

It is an amenable number.

961162591297 is a deficient number, since it is larger than the sum of its proper divisors (1).

961162591297 is an equidigital number, since it uses as much as digits as its factorization.

961162591297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3674160, while the sum is 58.

The spelling of 961162591297 in words is "nine hundred sixty-one billion, one hundred sixty-two million, five hundred ninety-one thousand, two hundred ninety-seven".