1264709474 has 16 divisors (see below), whose sum is σ = 2190427008. Its totient is φ = 536429952.

The previous prime is 1264709471. The next prime is 1264709477. The reversal of 1264709474 is 4749074621.

It is an interprime number because it is at equal distance from previous prime (1264709471) and next prime (1264709477).

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1264709471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464294 + ... + 467009.

It is an arithmetic number, because the mean of its divisors is an integer number (136901688).

Almost surely, 2^1264709474 is an apocalyptic number.

1264709474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1264709474 is a deficient number, since it is larger than the sum of its proper divisors (925717534).

1264709474 is an equidigital number, since it uses as much as digits as its factorization.

1264709474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931409.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 1264709474 is about 35562.7540272122. The cubic root of 1264709474 is about 1081.4262917068.

The spelling of 1264709474 in words is "one billion, two hundred sixty-four million, seven hundred nine thousand, four hundred seventy-four".