264120029 has 2 divisors, whose sum is σ = 264120030. Its totient is φ = 264120028.

The previous prime is 264120013. The next prime is 264120037. The reversal of 264120029 is 920021462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 252079129 + 12040900 = 15877^2 + 3470^2 .

It is a cyclic number.

It is not a de Polignac number, because 264120029 - 2⁴ = 264120013 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264120079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132060014 + 132060015.

It is an arithmetic number, because the mean of its divisors is an integer number (132060015).

Almost surely, 2^264120029 is an apocalyptic number.

It is an amenable number.

264120029 is a deficient number, since it is larger than the sum of its proper divisors (1).

264120029 is an equidigital number, since it uses as much as digits as its factorization.

264120029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 264120029 is about 16251.7700266771. The cubic root of 264120029 is about 641.6040727683.

The spelling of 264120029 in words is "two hundred sixty-four million, one hundred twenty thousand, twenty-nine".