1312826702651 has 4 divisors (see below), whose sum is σ = 1325572593072. Its totient is φ = 1300080812232.

The previous prime is 1312826702647. The next prime is 1312826702699. The reversal of 1312826702651 is 1562076282131.

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

It is a cyclic number.

It is not a de Polignac number, because 1312826702651 - 2² = 1312826702647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1312826702641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6372945056 + ... + 6372945261.

It is an arithmetic number, because the mean of its divisors is an integer number (331393148268).

Almost surely, 2^{1312826702651} is an apocalyptic number.

1312826702651 is a deficient number, since it is larger than the sum of its proper divisors (12745890421).

1312826702651 is a wasteful number, since it uses less digits than its factorization.

1312826702651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12745890420.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 1312826702651 in words is "one trillion, three hundred twelve billion, eight hundred twenty-six million, seven hundred two thousand, six hundred fifty-one".