5321500729 has 2 divisors, whose sum is σ = 5321500730. Its totient is φ = 5321500728.

The previous prime is 5321500699. The next prime is 5321500757. The reversal of 5321500729 is 9270051235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2853696400 + 2467804329 = 53420^2 + 49677^2 .

It is a cyclic number.

It is not a de Polignac number, because 5321500729 - 2¹³ = 5321492537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5321500694 and 5321500703.

It is not a weakly prime, because it can be changed into another prime (5321507729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660750364 + 2660750365.

It is an arithmetic number, because the mean of its divisors is an integer number (2660750365).

Almost surely, 2^5321500729 is an apocalyptic number.

It is an amenable number.

5321500729 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321500729 is an equidigital number, since it uses as much as digits as its factorization.

5321500729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 5321500729 is about 72948.6170465212. The cubic root of 5321500729 is about 1745.8678812435.

The spelling of 5321500729 in words is "five billion, three hundred twenty-one million, five hundred thousand, seven hundred twenty-nine".