2321734531 has 2 divisors, whose sum is σ = 2321734532. Its totient is φ = 2321734530.

The previous prime is 2321734487. The next prime is 2321734537. The reversal of 2321734531 is 1354371232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2321734531 is a prime.

It is a super-2 number, since 2×2321734531² = 10780902464875579922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2321734493 and 2321734502.

It is not a weakly prime, because it can be changed into another prime (2321734537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160867265 + 1160867266.

It is an arithmetic number, because the mean of its divisors is an integer number (1160867266).

Almost surely, 2^2321734531 is an apocalyptic number.

2321734531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321734531 is an equidigital number, since it uses as much as digits as its factorization.

2321734531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 2321734531 is about 48184.3805708862. The cubic root of 2321734531 is about 1324.1510224905.

The spelling of 2321734531 in words is "two billion, three hundred twenty-one million, seven hundred thirty-four thousand, five hundred thirty-one".