532315351021 has 2 divisors, whose sum is σ = 532315351022. Its totient is φ = 532315351020.

The previous prime is 532315350989. The next prime is 532315351027. The reversal of 532315351021 is 120153513235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307596688996 + 224718662025 = 554614^2 + 474045^2 .

It is a cyclic number.

It is not a de Polignac number, because 532315351021 - 2⁵ = 532315350989 is a prime.

It is a super-2 number, since 2×532315351021² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (532315351027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266157675510 + 266157675511.

It is an arithmetic number, because the mean of its divisors is an integer number (266157675511).

Almost surely, 2^532315351021 is an apocalyptic number.

It is an amenable number.

532315351021 is a deficient number, since it is larger than the sum of its proper divisors (1).

532315351021 is an equidigital number, since it uses as much as digits as its factorization.

532315351021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 532315351021 its reverse (120153513235), we get a palindrome (652468864256).

The spelling of 532315351021 in words is "five hundred thirty-two billion, three hundred fifteen million, three hundred fifty-one thousand, twenty-one".