11514661129 has 2 divisors, whose sum is σ = 11514661130. Its totient is φ = 11514661128.

The previous prime is 11514661099. The next prime is 11514661133. The reversal of 11514661129 is 92116641511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11023950025 + 490711104 = 104995^2 + 22152^2 .

It is a cyclic number.

It is not a de Polignac number, because 11514661129 - 2⁷ = 11514661001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11514661199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5757330564 + 5757330565.

It is an arithmetic number, because the mean of its divisors is an integer number (5757330565).

Almost surely, 2^11514661129 is an apocalyptic number.

It is an amenable number.

11514661129 is a deficient number, since it is larger than the sum of its proper divisors (1).

11514661129 is an equidigital number, since it uses as much as digits as its factorization.

11514661129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 37.

The spelling of 11514661129 in words is "eleven billion, five hundred fourteen million, six hundred sixty-one thousand, one hundred twenty-nine".