16231230451 has 2 divisors, whose sum is σ = 16231230452. Its totient is φ = 16231230450.

The previous prime is 16231230397. The next prime is 16231230467. The reversal of 16231230451 is 15403213261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16231230451 - 2¹⁵ = 16231197683 is a prime.

It is not a weakly prime, because it can be changed into another prime (16231233451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8115615225 + 8115615226.

It is an arithmetic number, because the mean of its divisors is an integer number (8115615226).

Almost surely, 2^16231230451 is an apocalyptic number.

16231230451 is a deficient number, since it is larger than the sum of its proper divisors (1).

16231230451 is an equidigital number, since it uses as much as digits as its factorization.

16231230451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 16231230451 in words is "sixteen billion, two hundred thirty-one million, two hundred thirty thousand, four hundred fifty-one".