1397092666131 has 12 divisors (see below), whose sum is σ = 2105762859408. Its totient is φ = 890899671024.

The previous prime is 1397092666127. The next prime is 1397092666157. The reversal of 1397092666131 is 1316662907931.

It is not a de Polignac number, because 1397092666131 - 2² = 1397092666127 is a prime.

It is a super-2 number, since 2×1397092666131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1397092665131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3374619760 + ... + 3374620173.

It is an arithmetic number, because the mean of its divisors is an integer number (175480238284).

Almost surely, 2^{1397092666131} is an apocalyptic number.

1397092666131 is a deficient number, since it is larger than the sum of its proper divisors (708670193277).

1397092666131 is a wasteful number, since it uses less digits than its factorization.

1397092666131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6749239962 (or 6749239959 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The spelling of 1397092666131 in words is "one trillion, three hundred ninety-seven billion, ninety-two million, six hundred sixty-six thousand, one hundred thirty-one".