11927623 has 2 divisors, whose sum is σ = 11927624. Its totient is φ = 11927622.

The previous prime is 11927609. The next prime is 11927633. The reversal of 11927623 is 32672911.

It is a strong prime.

It is an emirp because it is prime and its reverse (32672911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11927623 is a prime.

It is equal to p₇₈₃₆₂₅ and since 11927623 and 783625 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11927603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5963811 + 5963812.

It is an arithmetic number, because the mean of its divisors is an integer number (5963812).

Almost surely, 2^11927623 is an apocalyptic number.

11927623 is a deficient number, since it is larger than the sum of its proper divisors (1).

11927623 is an equidigital number, since it uses as much as digits as its factorization.

11927623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 11927623 is about 3453.6390952154. The cubic root of 11927623 is about 228.4816367733.

The spelling of 11927623 in words is "eleven million, nine hundred twenty-seven thousand, six hundred twenty-three".