4312045243531 has 2 divisors, whose sum is σ = 4312045243532. Its totient is φ = 4312045243530.

The previous prime is 4312045243421. The next prime is 4312045243619. The reversal of 4312045243531 is 1353425402134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4312045243531 - 2⁷ = 4312045243403 is a prime.

It is a super-2 number, since 2×4312045243531² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4312045243631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156022621765 + 2156022621766.

It is an arithmetic number, because the mean of its divisors is an integer number (2156022621766).

Almost surely, 2^{4312045243531} is an apocalyptic number.

4312045243531 is a deficient number, since it is larger than the sum of its proper divisors (1).

4312045243531 is an equidigital number, since it uses as much as digits as its factorization.

4312045243531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 4312045243531 in words is "four trillion, three hundred twelve billion, forty-five million, two hundred forty-three thousand, five hundred thirty-one".