1264766275 has 12 divisors (see below), whose sum is σ = 1568752024. Its totient is φ = 1011528000.

The previous prime is 1264766263. The next prime is 1264766291. The reversal of 1264766275 is 5726674621.

It is not a de Polignac number, because 1264766275 - 2⁷ = 1264766147 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163495 + ... + 171055.

Almost surely, 2^1264766275 is an apocalyptic number.

1264766275 is a deficient number, since it is larger than the sum of its proper divisors (303985749).

1264766275 is an equidigital number, since it uses as much as digits as its factorization.

1264766275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14262 (or 14257 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 1264766275 is about 35563.5526206255. The cubic root of 1264766275 is about 1081.4424812419.

The spelling of 1264766275 in words is "one billion, two hundred sixty-four million, seven hundred sixty-six thousand, two hundred seventy-five".