11634136231 has 2 divisors, whose sum is σ = 11634136232. Its totient is φ = 11634136230.

The previous prime is 11634136223. The next prime is 11634136273. The reversal of 11634136231 is 13263143611.

It is a weak prime.

It is an emirp because it is prime and its reverse (13263143611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11634136231 - 2³ = 11634136223 is a prime.

It is a super-2 number, since 2×11634136231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11634136193 and 11634136202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11634166231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5817068115 + 5817068116.

It is an arithmetic number, because the mean of its divisors is an integer number (5817068116).

Almost surely, 2^11634136231 is an apocalyptic number.

11634136231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11634136231 is an equidigital number, since it uses as much as digits as its factorization.

11634136231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 31.

Adding to 11634136231 its reverse (13263143611), we get a palindrome (24897279842).

The spelling of 11634136231 in words is "eleven billion, six hundred thirty-four million, one hundred thirty-six thousand, two hundred thirty-one".