126464579 has 2 divisors, whose sum is σ = 126464580. Its totient is φ = 126464578.

The previous prime is 126464567. The next prime is 126464609. The reversal of 126464579 is 975464621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126464579 - 2¹² = 126460483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126464549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63232289 + 63232290.

It is an arithmetic number, because the mean of its divisors is an integer number (63232290).

Almost surely, 2^126464579 is an apocalyptic number.

126464579 is a deficient number, since it is larger than the sum of its proper divisors (1).

126464579 is an equidigital number, since it uses as much as digits as its factorization.

126464579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 126464579 is about 11245.6471134390. The cubic root of 126464579 is about 501.9451946222.

The spelling of 126464579 in words is "one hundred twenty-six million, four hundred sixty-four thousand, five hundred seventy-nine".