1264705852 has 24 divisors (see below), whose sum is σ = 2267826176. Its totient is φ = 616796208.

The previous prime is 1264705847. The next prime is 1264705861. The reversal of 1264705852 is 2585074621.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130693 + ... + 140035.

Almost surely, 2^1264705852 is an apocalyptic number.

It is an amenable number.

1264705852 is a deficient number, since it is larger than the sum of its proper divisors (1003120324).

1264705852 is a wasteful number, since it uses less digits than its factorization.

1264705852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10177 (or 10175 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 1264705852 is about 35562.7031031107. The cubic root of 1264705852 is about 1081.4252593407.

The spelling of 1264705852 in words is "one billion, two hundred sixty-four million, seven hundred five thousand, eight hundred fifty-two".