13955441131 has 2 divisors, whose sum is σ = 13955441132. Its totient is φ = 13955441130.

The previous prime is 13955441069. The next prime is 13955441173. The reversal of 13955441131 is 13114455931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13955441131 - 2²³ = 13947052523 is a prime.

It is a super-2 number, since 2×13955441131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13955441431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6977720565 + 6977720566.

It is an arithmetic number, because the mean of its divisors is an integer number (6977720566).

Almost surely, 2^13955441131 is an apocalyptic number.

13955441131 is a deficient number, since it is larger than the sum of its proper divisors (1).

13955441131 is an equidigital number, since it uses as much as digits as its factorization.

13955441131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 37.

The spelling of 13955441131 in words is "thirteen billion, nine hundred fifty-five million, four hundred forty-one thousand, one hundred thirty-one".