5313233501561 has 2 divisors, whose sum is σ = 5313233501562. Its totient is φ = 5313233501560.

The previous prime is 5313233501509. The next prime is 5313233501579. The reversal of 5313233501561 is 1651053323135.

5313233501561 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3407232365161 + 1906001136400 = 1845869^2 + 1380580^2 .

It is a cyclic number.

It is not a de Polignac number, because 5313233501561 - 2¹⁰ = 5313233500537 is a prime.

It is a super-2 number, since 2×5313233501561² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5313233501501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2656616750780 + 2656616750781.

It is an arithmetic number, because the mean of its divisors is an integer number (2656616750781).

Almost surely, 2^{5313233501561} is an apocalyptic number.

It is an amenable number.

5313233501561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5313233501561 is an equidigital number, since it uses as much as digits as its factorization.

5313233501561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121500, while the sum is 38.

Adding to 5313233501561 its reverse (1651053323135), we get a palindrome (6964286824696).

The spelling of 5313233501561 in words is "five trillion, three hundred thirteen billion, two hundred thirty-three million, five hundred one thousand, five hundred sixty-one".