11915023 has 2 divisors, whose sum is σ = 11915024. Its totient is φ = 11915022.

The previous prime is 11915009. The next prime is 11915041. The reversal of 11915023 is 32051911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11915023 - 2¹⁷ = 11783951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11914985 and 11915003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11915063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5957511 + 5957512.

It is an arithmetic number, because the mean of its divisors is an integer number (5957512).

Almost surely, 2^11915023 is an apocalyptic number.

11915023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11915023 is an equidigital number, since it uses as much as digits as its factorization.

11915023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 11915023 is about 3451.8144504014. The cubic root of 11915023 is about 228.4011546036.

Adding to 11915023 its reverse (32051911), we get a palindrome (43966934).

The spelling of 11915023 in words is "eleven million, nine hundred fifteen thousand, twenty-three".