1315677474381 has 16 divisors (see below), whose sum is σ = 1852937123840. Its totient is φ = 829084077360.

The previous prime is 1315677474379. The next prime is 1315677474403. The reversal of 1315677474381 is 1834747765131.

It is not a de Polignac number, because 1315677474381 - 2¹ = 1315677474379 is a prime.

It is a super-2 number, since 2×1315677474381² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315677474341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164496811 + ... + 164504808.

It is an arithmetic number, because the mean of its divisors is an integer number (115808570240).

Almost surely, 2^{1315677474381} is an apocalyptic number.

It is an amenable number.

1315677474381 is a deficient number, since it is larger than the sum of its proper divisors (537259649459).

1315677474381 is a wasteful number, since it uses less digits than its factorization.

1315677474381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329001696.

The product of its digits is 11854080, while the sum is 57.

The spelling of 1315677474381 in words is "one trillion, three hundred fifteen billion, six hundred seventy-seven million, four hundred seventy-four thousand, three hundred eighty-one".