5112455321 has 2 divisors, whose sum is σ = 5112455322. Its totient is φ = 5112455320.

The previous prime is 5112455317. The next prime is 5112455371. The reversal of 5112455321 is 1235542115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4408296025 + 704159296 = 66395^2 + 26536^2 .

It is a cyclic number.

It is not a de Polignac number, because 5112455321 - 2² = 5112455317 is a prime.

It is a super-2 number, since 2×5112455321² = 52274398818442426082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5112455371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2556227660 + 2556227661.

It is an arithmetic number, because the mean of its divisors is an integer number (2556227661).

Almost surely, 2^5112455321 is an apocalyptic number.

It is an amenable number.

5112455321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5112455321 is an equidigital number, since it uses as much as digits as its factorization.

5112455321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6000, while the sum is 29.

The square root of 5112455321 is about 71501.4357967726. The cubic root of 5112455321 is about 1722.7007463608.

Adding to 5112455321 its reverse (1235542115), we get a palindrome (6347997436).

The spelling of 5112455321 in words is "five billion, one hundred twelve million, four hundred fifty-five thousand, three hundred twenty-one".