264322451 has 2 divisors, whose sum is σ = 264322452. Its totient is φ = 264322450.

The previous prime is 264322441. The next prime is 264322459. The reversal of 264322451 is 154223462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264322451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (264322459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132161225 + 132161226.

It is an arithmetic number, because the mean of its divisors is an integer number (132161226).

Almost surely, 2^264322451 is an apocalyptic number.

264322451 is a deficient number, since it is larger than the sum of its proper divisors (1).

264322451 is an equidigital number, since it uses as much as digits as its factorization.

264322451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 29.

The square root of 264322451 is about 16257.9965247874. The cubic root of 264322451 is about 641.7679396984.

The spelling of 264322451 in words is "two hundred sixty-four million, three hundred twenty-two thousand, four hundred fifty-one".