5311252997 has 2 divisors, whose sum is σ = 5311252998. Its totient is φ = 5311252996.

The previous prime is 5311252901. The next prime is 5311253021. The reversal of 5311252997 is 7992521135.

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., 4963766116 + 347486881 = 70454^2 + 18641^2 .

It is a cyclic number.

It is not a de Polignac number, because 5311252997 - 2²² = 5307058693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5311252097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2655626498 + 2655626499.

It is an arithmetic number, because the mean of its divisors is an integer number (2655626499).

Almost surely, 2^5311252997 is an apocalyptic number.

It is an amenable number.

5311252997 is a deficient number, since it is larger than the sum of its proper divisors (1).

5311252997 is an equidigital number, since it uses as much as digits as its factorization.

5311252997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170100, while the sum is 44.

The square root of 5311252997 is about 72878.3438135088. The cubic root of 5311252997 is about 1744.7464755942.

The spelling of 5311252997 in words is "five billion, three hundred eleven million, two hundred fifty-two thousand, nine hundred ninety-seven".