1313404013231 has 8 divisors (see below), whose sum is σ = 1362256882464. Its totient is φ = 1265254063200.

The previous prime is 1313404013221. The next prime is 1313404013267. The reversal of 1313404013231 is 1323104043131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313404013231 - 2³⁰ = 1312330271407 is a prime.

It is a super-2 number, since 2×1313404013231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313404013231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313404013221) 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, 175725995 + ... + 175733468.

It is an arithmetic number, because the mean of its divisors is an integer number (170282110308).

Almost surely, 2^{1313404013231} is an apocalyptic number.

1313404013231 is a deficient number, since it is larger than the sum of its proper divisors (48852869233).

1313404013231 is a wasteful number, since it uses less digits than its factorization.

1313404013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351459601.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1313404013231 its reverse (1323104043131), we get a palindrome (2636508056362).

The spelling of 1313404013231 in words is "one trillion, three hundred thirteen billion, four hundred four million, thirteen thousand, two hundred thirty-one".