1264795707 has 16 divisors (see below), whose sum is σ = 1947180032. Its totient is φ = 715288320.

The previous prime is 1264795687. The next prime is 1264795717. The reversal of 1264795707 is 7075974621.

It is a happy number.

It is not a de Polignac number, because 1264795707 - 2¹² = 1264791611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1264795717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308419 + ... + 312492.

It is an arithmetic number, because the mean of its divisors is an integer number (121698752).

Almost surely, 2^1264795707 is an apocalyptic number.

1264795707 is a deficient number, since it is larger than the sum of its proper divisors (682384325).

1264795707 is an equidigital number, since it uses as much as digits as its factorization.

1264795707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621018.

The product of its (nonzero) digits is 740880, while the sum is 48.

The square root of 1264795707 is about 35563.9664126486. The cubic root of 1264795707 is about 1081.4508698190.

The spelling of 1264795707 in words is "one billion, two hundred sixty-four million, seven hundred ninety-five thousand, seven hundred seven".