1264450706 has 4 divisors (see below), whose sum is σ = 1896676062. Its totient is φ = 632225352.

The previous prime is 1264450697. The next prime is 1264450711. The reversal of 1264450706 is 6070544621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1264158025 + 292681 = 35555^2 + 541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316112675 + ... + 316112678.

Almost surely, 2^1264450706 is an apocalyptic number.

1264450706 is a deficient number, since it is larger than the sum of its proper divisors (632225356).

1264450706 is an equidigital number, since it uses as much as digits as its factorization.

1264450706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632225355.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 1264450706 is about 35559.1156526706. The cubic root of 1264450706 is about 1081.3525309968.

The spelling of 1264450706 in words is "one billion, two hundred sixty-four million, four hundred fifty thousand, seven hundred six".