11617212023 has 2 divisors, whose sum is σ = 11617212024. Its totient is φ = 11617212022.

The previous prime is 11617211999. The next prime is 11617212031. The reversal of 11617212023 is 32021271611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11617212023 - 2¹⁰ = 11617210999 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11617211983 and 11617212001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11617212053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5808606011 + 5808606012.

It is an arithmetic number, because the mean of its divisors is an integer number (5808606012).

Almost surely, 2^11617212023 is an apocalyptic number.

11617212023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11617212023 is an equidigital number, since it uses as much as digits as its factorization.

11617212023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 11617212023 its reverse (32021271611), we get a palindrome (43638483634).

The spelling of 11617212023 in words is "eleven billion, six hundred seventeen million, two hundred twelve thousand, twenty-three".