4312545331 has 2 divisors, whose sum is σ = 4312545332. Its totient is φ = 4312545330.

The previous prime is 4312545257. The next prime is 4312545343. The reversal of 4312545331 is 1335452134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4312545331 - 2⁷ = 4312545203 is a prime.

It is a super-2 number, since 2×4312545331² = 37196094463859799122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4312545293 and 4312545302.

It is not a weakly prime, because it can be changed into another prime (4312545371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156272665 + 2156272666.

It is an arithmetic number, because the mean of its divisors is an integer number (2156272666).

Almost surely, 2^4312545331 is an apocalyptic number.

4312545331 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312545331 is an equidigital number, since it uses as much as digits as its factorization.

4312545331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

The square root of 4312545331 is about 65669.9728262469. The cubic root of 4312545331 is about 1627.7132210971.

Adding to 4312545331 its reverse (1335452134), we get a palindrome (5647997465).

The spelling of 4312545331 in words is "four billion, three hundred twelve million, five hundred forty-five thousand, three hundred thirty-one".