1302313312 has 24 divisors (see below), whose sum is σ = 2576826000. Its totient is φ = 647881344.

The previous prime is 1302313289. The next prime is 1302313349. The reversal of 1302313312 is 2133132031.

It is a super-2 number, since 2×1302313312² = 3392039925224818688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1302313312.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 95887 + ... + 108622.

It is an arithmetic number, because the mean of its divisors is an integer number (107367750).

Almost surely, 2^1302313312 is an apocalyptic number.

It is an amenable number.

1302313312 is a deficient number, since it is larger than the sum of its proper divisors (1274512688).

1302313312 is a wasteful number, since it uses less digits than its factorization.

1302313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204718 (or 204710 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1302313312 is about 36087.5783615360. The cubic root of 1302313312 is about 1092.0398666943.

Adding to 1302313312 its reverse (2133132031), we get a palindrome (3435445343).

It can be divided in two parts, 13023 and 13312, that added together give a triangular number (26335 = T₂₂₉).

The spelling of 1302313312 in words is "one billion, three hundred two million, three hundred thirteen thousand, three hundred twelve".