1264684012 has 12 divisors (see below), whose sum is σ = 2220270136. Its totient is φ = 630321120.

The previous prime is 1264683983. The next prime is 1264684097. The reversal of 1264684012 is 2104864621.

It is a super-2 number, since 2×1264684012² = 3198851300416832288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503814 + ... + 506317.

Almost surely, 2^1264684012 is an apocalyptic number.

It is an amenable number.

1264684012 is a deficient number, since it is larger than the sum of its proper divisors (955586124).

1264684012 is a wasteful number, since it uses less digits than its factorization.

1264684012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010448 (or 1010446 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 1264684012 is about 35562.3960385124. The cubic root of 1264684012 is about 1081.4190343191.

The spelling of 1264684012 in words is "one billion, two hundred sixty-four million, six hundred eighty-four thousand, twelve".