11773423 has 2 divisors, whose sum is σ = 11773424. Its totient is φ = 11773422.

The previous prime is 11773393. The next prime is 11773429. The reversal of 11773423 is 32437711.

It is a strong prime.

It is an emirp because it is prime and its reverse (32437711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11773423 - 2⁹ = 11772911 is a prime.

It is a super-2 number, since 2×11773423² = 277226978273858, which contains 22 as substring.

It is equal to p₇₇₄₁₁₈ and since 11773423 and 774118 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 11773391 and 11773400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11773429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5886711 + 5886712.

It is an arithmetic number, because the mean of its divisors is an integer number (5886712).

Almost surely, 2^11773423 is an apocalyptic number.

11773423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11773423 is an equidigital number, since it uses as much as digits as its factorization.

11773423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 11773423 is about 3431.2421948909. The cubic root of 11773423 is about 227.4927615134.

It can be divided in two parts, 1177342 and 3, that added together give a triangular number (1177345 = T₁₅₃₄).

The spelling of 11773423 in words is "eleven million, seven hundred seventy-three thousand, four hundred twenty-three".