11880023 has 2 divisors, whose sum is σ = 11880024. Its totient is φ = 11880022.

The previous prime is 11879999. The next prime is 11880031. The reversal of 11880023 is 32008811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11880023 - 2²² = 7685719 is a prime.

It is a super-2 number, since 2×11880023² = 282269892961058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11880523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5940011 + 5940012.

It is an arithmetic number, because the mean of its divisors is an integer number (5940012).

Almost surely, 2^11880023 is an apocalyptic number.

11880023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11880023 is an equidigital number, since it uses as much as digits as its factorization.

11880023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 11880023 is about 3446.7409244096. The cubic root of 11880023 is about 228.1772948980.

Adding to 11880023 its reverse (32008811), we get a palindrome (43888834).

The spelling of 11880023 in words is "eleven million, eight hundred eighty thousand, twenty-three".