1264504312 has 8 divisors (see below), whose sum is σ = 2370945600. Its totient is φ = 632252152.

The previous prime is 1264504301. The next prime is 1264504363. The reversal of 1264504312 is 2134054621.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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, 79031512 + ... + 79031527.

It is an arithmetic number, because the mean of its divisors is an integer number (296368200).

Almost surely, 2^1264504312 is an apocalyptic number.

It is an amenable number.

1264504312 is a deficient number, since it is larger than the sum of its proper divisors (1106441288).

1264504312 is a wasteful number, since it uses less digits than its factorization.

1264504312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158063045 (or 158063041 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 1264504312 is about 35559.8694035847. The cubic root of 1264504312 is about 1081.3678119838.

Adding to 1264504312 its reverse (2134054621), we get a palindrome (3398558933).

The spelling of 1264504312 in words is "one billion, two hundred sixty-four million, five hundred four thousand, three hundred twelve".