1315446651231 has 8 divisors (see below), whose sum is σ = 1754509075200. Its totient is φ = 876674330712.

The previous prime is 1315446651199. The next prime is 1315446651283. The reversal of 1315446651231 is 1321566445131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1315446651231 - 2⁵ = 1315446651199 is a prime.

It is a super-2 number, since 2×1315446651231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315446651131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72515281 + ... + 72533418.

It is an arithmetic number, because the mean of its divisors is an integer number (219313634400).

Almost surely, 2^{1315446651231} is an apocalyptic number.

1315446651231 is a deficient number, since it is larger than the sum of its proper divisors (439062423969).

1315446651231 is a wasteful number, since it uses less digits than its factorization.

1315446651231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145051725.

The product of its digits is 259200, while the sum is 42.

The spelling of 1315446651231 in words is "one trillion, three hundred fifteen billion, four hundred forty-six million, six hundred fifty-one thousand, two hundred thirty-one".