1306246312 has 48 divisors (see below), whose sum is σ = 2897424000. Its totient is φ = 550321632.

The previous prime is 1306246307. The next prime is 1306246399. The reversal of 1306246312 is 2136426031.

It is a super-2 number, since 2×1306246312² = 3412558855227202688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5112 + ... + 51367.

It is an arithmetic number, because the mean of its divisors is an integer number (60363000).

Almost surely, 2^1306246312 is an apocalyptic number.

It is an amenable number.

1306246312 is an abundant number, since it is smaller than the sum of its proper divisors (1591177688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306246312 is a wasteful number, since it uses less digits than its factorization.

1306246312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56558 (or 56547 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 1306246312 is about 36142.0297161075. The cubic root of 1306246312 is about 1093.1380858797.

The spelling of 1306246312 in words is "one billion, three hundred six million, two hundred forty-six thousand, three hundred twelve".