1264311082 has 4 divisors (see below), whose sum is σ = 1896466626. Its totient is φ = 632155540.

The previous prime is 1264311047. The next prime is 1264311089. The reversal of 1264311082 is 2801134621.

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., 673869681 + 590441401 = 25959^2 + 24299^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1264311082.

It is not an unprimeable number, because it can be changed into a prime (1264311089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316077769 + ... + 316077772.

Almost surely, 2^1264311082 is an apocalyptic number.

1264311082 is a deficient number, since it is larger than the sum of its proper divisors (632155544).

1264311082 is an equidigital number, since it uses as much as digits as its factorization.

1264311082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632155543.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1264311082 is about 35557.1523325477. The cubic root of 1264311082 is about 1081.3127275937.

The spelling of 1264311082 in words is "one billion, two hundred sixty-four million, three hundred eleven thousand, eighty-two".