2320356457 has 2 divisors, whose sum is σ = 2320356458. Its totient is φ = 2320356456.

The previous prime is 2320356397. The next prime is 2320356463. The reversal of 2320356457 is 7546530232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2254730256 + 65626201 = 47484^2 + 8101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320356457 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320356557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160178228 + 1160178229.

It is an arithmetic number, because the mean of its divisors is an integer number (1160178229).

Almost surely, 2^2320356457 is an apocalyptic number.

It is an amenable number.

2320356457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320356457 is an equidigital number, since it uses as much as digits as its factorization.

2320356457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 37.

The square root of 2320356457 is about 48170.0784408745. The cubic root of 2320356457 is about 1323.8889857495. Note that the first 3 decimals are identical.

Adding to 2320356457 its reverse (7546530232), we get a palindrome (9866886689).

The spelling of 2320356457 in words is "two billion, three hundred twenty million, three hundred fifty-six thousand, four hundred fifty-seven".