5365656397 has 2 divisors, whose sum is σ = 5365656398. Its totient is φ = 5365656396.

The previous prime is 5365656349. The next prime is 5365656403. The reversal of 5365656397 is 7936565635.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3286843561 + 2078812836 = 57331^2 + 45594^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5365656397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5365656337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2682828198 + 2682828199.

It is an arithmetic number, because the mean of its divisors is an integer number (2682828199).

Almost surely, 2^5365656397 is an apocalyptic number.

It is an amenable number.

5365656397 is a deficient number, since it is larger than the sum of its proper divisors (1).

5365656397 is an equidigital number, since it uses as much as digits as its factorization.

5365656397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15309000, while the sum is 55.

The square root of 5365656397 is about 73250.6409323495. The cubic root of 5365656397 is about 1750.6834225396.

The spelling of 5365656397 in words is "five billion, three hundred sixty-five million, six hundred fifty-six thousand, three hundred ninety-seven".