5104311521 has 2 divisors, whose sum is σ = 5104311522. Its totient is φ = 5104311520.

The previous prime is 5104311467. The next prime is 5104311529. The reversal of 5104311521 is 1251134015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3347779600 + 1756531921 = 57860^2 + 41911^2 .

It is a cyclic number.

It is not a de Polignac number, because 5104311521 - 2²⁶ = 5037202657 is a prime.

It is a super-2 number, since 2×5104311521² = 52107992206826666882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5104311529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552155760 + 2552155761.

It is an arithmetic number, because the mean of its divisors is an integer number (2552155761).

Almost surely, 2^5104311521 is an apocalyptic number.

It is an amenable number.

5104311521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5104311521 is an equidigital number, since it uses as much as digits as its factorization.

5104311521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 5104311521 is about 71444.4645931370. The cubic root of 5104311521 is about 1721.7855444784.

Adding to 5104311521 its reverse (1251134015), we get a palindrome (6355445536).

The spelling of 5104311521 in words is "five billion, one hundred four million, three hundred eleven thousand, five hundred twenty-one".