11623663133 has 2 divisors, whose sum is σ = 11623663134. Its totient is φ = 11623663132.

The previous prime is 11623663127. The next prime is 11623663151. The reversal of 11623663133 is 33136632611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11623642969 + 20164 = 107813^2 + 142^2 .

It is a cyclic number.

It is not a de Polignac number, because 11623663133 - 2¹² = 11623659037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11623663093 and 11623663102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11623663123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5811831566 + 5811831567.

It is an arithmetic number, because the mean of its divisors is an integer number (5811831567).

Almost surely, 2^11623663133 is an apocalyptic number.

It is an amenable number.

11623663133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11623663133 is an equidigital number, since it uses as much as digits as its factorization.

11623663133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 35.

The spelling of 11623663133 in words is "eleven billion, six hundred twenty-three million, six hundred sixty-three thousand, one hundred thirty-three".