16534165146131 has 2 divisors, whose sum is σ = 16534165146132. Its totient is φ = 16534165146130.

The previous prime is 16534165146113. The next prime is 16534165146143. The reversal of 16534165146131 is 13164156143561.

Together with previous prime (16534165146113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (13164156143561) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16534165146131 is a prime.

It is a super-2 number, since 2×16534165146131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16534165146151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8267082573065 + 8267082573066.

It is an arithmetic number, because the mean of its divisors is an integer number (8267082573066).

Almost surely, 2^{16534165146131} is an apocalyptic number.

16534165146131 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534165146131 is an equidigital number, since it uses as much as digits as its factorization.

16534165146131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 777600, while the sum is 47.

The spelling of 16534165146131 in words is "sixteen trillion, five hundred thirty-four billion, one hundred sixty-five million, one hundred forty-six thousand, one hundred thirty-one".