1264152129 has 8 divisors (see below), whose sum is σ = 1688916000. Its totient is φ = 841078176.

The previous prime is 1264152073. The next prime is 1264152133. The reversal of 1264152129 is 9212514621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1264152129 - 2⁸ = 1264151873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1264152129.

It is not an unprimeable number, because it can be changed into a prime (1264152199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420732 + ... + 423725.

It is an arithmetic number, because the mean of its divisors is an integer number (211114500).

Almost surely, 2^1264152129 is an apocalyptic number.

It is an amenable number.

1264152129 is a deficient number, since it is larger than the sum of its proper divisors (424763871).

1264152129 is an equidigital number, since it uses as much as digits as its factorization.

1264152129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844959.

The product of its digits is 8640, while the sum is 33.

The square root of 1264152129 is about 35554.9170861078. The cubic root of 1264152129 is about 1081.2674103960.

The spelling of 1264152129 in words is "one billion, two hundred sixty-four million, one hundred fifty-two thousand, one hundred twenty-nine".