13586007481 has 2 divisors, whose sum is σ = 13586007482. Its totient is φ = 13586007480.

The previous prime is 13586007469. The next prime is 13586007497. The reversal of 13586007481 is 18470068531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7427681856 + 6158325625 = 86184^2 + 78475^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13586007481 is a prime.

It is a super-2 number, since 2×13586007481² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13586007451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6793003740 + 6793003741.

It is an arithmetic number, because the mean of its divisors is an integer number (6793003741).

Almost surely, 2^13586007481 is an apocalyptic number.

It is an amenable number.

13586007481 is a deficient number, since it is larger than the sum of its proper divisors (1).

13586007481 is an equidigital number, since it uses as much as digits as its factorization.

13586007481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 13586007481 in words is "thirteen billion, five hundred eighty-six million, seven thousand, four hundred eighty-one".