11146664131 has 2 divisors, whose sum is σ = 11146664132. Its totient is φ = 11146664130.

The previous prime is 11146664077. The next prime is 11146664153. The reversal of 11146664131 is 13146664111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11146664131 - 2⁷ = 11146664003 is a prime.

It is a super-2 number, since 2×11146664131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11146664161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5573332065 + 5573332066.

It is an arithmetic number, because the mean of its divisors is an integer number (5573332066).

Almost surely, 2^11146664131 is an apocalyptic number.

11146664131 is a deficient number, since it is larger than the sum of its proper divisors (1).

11146664131 is an equidigital number, since it uses as much as digits as its factorization.

11146664131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 34.

The spelling of 11146664131 in words is "eleven billion, one hundred forty-six million, six hundred sixty-four thousand, one hundred thirty-one".