5313521237 has 2 divisors, whose sum is σ = 5313521238. Its totient is φ = 5313521236.

The previous prime is 5313521149. The next prime is 5313521287. The reversal of 5313521237 is 7321253135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4816498801 + 497022436 = 69401^2 + 22294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5313521237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5313521287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656760618 + 2656760619.

It is an arithmetic number, because the mean of its divisors is an integer number (2656760619).

Almost surely, 2^5313521237 is an apocalyptic number.

It is an amenable number.

5313521237 is a deficient number, since it is larger than the sum of its proper divisors (1).

5313521237 is an equidigital number, since it uses as much as digits as its factorization.

5313521237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 32.

The square root of 5313521237 is about 72893.9039769445. The cubic root of 5313521237 is about 1744.9948125066.

The spelling of 5313521237 in words is "five billion, three hundred thirteen million, five hundred twenty-one thousand, two hundred thirty-seven".