1313315321451 has 96 divisors (see below), whose sum is σ = 2129523213888. Its totient is φ = 717168291840.

The previous prime is 1313315321443. The next prime is 1313315321459. The reversal of 1313315321451 is 1541235133131.

It is an interprime number because it is at equal distance from previous prime (1313315321443) and next prime (1313315321459).

It is not a de Polignac number, because 1313315321451 - 2³ = 1313315321443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1313315321459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 216251751 + ... + 216257823.

It is an arithmetic number, because the mean of its divisors is an integer number (22182533478).

Almost surely, 2^{1313315321451} is an apocalyptic number.

1313315321451 is a deficient number, since it is larger than the sum of its proper divisors (816207892437).

1313315321451 is a wasteful number, since it uses less digits than its factorization.

1313315321451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6861 (or 6854 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The spelling of 1313315321451 in words is "one trillion, three hundred thirteen billion, three hundred fifteen million, three hundred twenty-one thousand, four hundred fifty-one".