2311572451 has 2 divisors, whose sum is σ = 2311572452. Its totient is φ = 2311572450.

The previous prime is 2311572413. The next prime is 2311572463. The reversal of 2311572451 is 1542751132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2311572451 - 2¹⁵ = 2311539683 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311572551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155786225 + 1155786226.

It is an arithmetic number, because the mean of its divisors is an integer number (1155786226).

Almost surely, 2^2311572451 is an apocalyptic number.

2311572451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311572451 is an equidigital number, since it uses as much as digits as its factorization.

2311572451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 31.

The square root of 2311572451 is about 48078.8149916364. The cubic root of 2311572451 is about 1322.2162895687.

The spelling of 2311572451 in words is "two billion, three hundred eleven million, five hundred seventy-two thousand, four hundred fifty-one".