264544051 has 2 divisors, whose sum is σ = 264544052. Its totient is φ = 264544050.

The previous prime is 264544031. The next prime is 264544079. The reversal of 264544051 is 150445462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264544051 - 2⁵ = 264544019 is a prime.

It is not a weakly prime, because it can be changed into another prime (264544031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132272025 + 132272026.

It is an arithmetic number, because the mean of its divisors is an integer number (132272026).

Almost surely, 2^264544051 is an apocalyptic number.

264544051 is a deficient number, since it is larger than the sum of its proper divisors (1).

264544051 is an equidigital number, since it uses as much as digits as its factorization.

264544051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 264544051 is about 16264.8102048564. The cubic root of 264544051 is about 641.9472359207.

The spelling of 264544051 in words is "two hundred sixty-four million, five hundred forty-four thousand, fifty-one".