1314642252721 has 16 divisors (see below), whose sum is σ = 1533167222400. Its totient is φ = 1126794525360.

The previous prime is 1314642252691. The next prime is 1314642252739. The reversal of 1314642252721 is 1272522464131.

It is not a de Polignac number, because 1314642252721 - 2¹¹ = 1314642250673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1314642255721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12412230 + ... + 12517696.

It is an arithmetic number, because the mean of its divisors is an integer number (95822951400).

Almost surely, 2^{1314642252721} is an apocalyptic number.

It is an amenable number.

1314642252721 is a deficient number, since it is larger than the sum of its proper divisors (218524969679).

1314642252721 is an equidigital number, since it uses as much as digits as its factorization.

1314642252721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141829 (or 141815 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The spelling of 1314642252721 in words is "one trillion, three hundred fourteen billion, six hundred forty-two million, two hundred fifty-two thousand, seven hundred twenty-one".