5897155961 has 2 divisors, whose sum is σ = 5897155962. Its totient is φ = 5897155960.

The previous prime is 5897155921. The next prime is 5897155969. The reversal of 5897155961 is 1695517985.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5320243600 + 576912361 = 72940^2 + 24019^2 .

It is a cyclic number.

It is not a de Polignac number, because 5897155961 - 2¹⁸ = 5896893817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5897155897 and 5897155906.

It is not a weakly prime, because it can be changed into another prime (5897155969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2948577980 + 2948577981.

It is an arithmetic number, because the mean of its divisors is an integer number (2948577981).

Almost surely, 2^5897155961 is an apocalyptic number.

It is an amenable number.

5897155961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5897155961 is an equidigital number, since it uses as much as digits as its factorization.

5897155961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402000, while the sum is 56.

The square root of 5897155961 is about 76792.9421301203. The cubic root of 5897155961 is about 1806.6784785920.

The spelling of 5897155961 in words is "five billion, eight hundred ninety-seven million, one hundred fifty-five thousand, nine hundred sixty-one".