11744431 has 2 divisors, whose sum is σ = 11744432. Its totient is φ = 11744430.

The previous prime is 11744419. The next prime is 11744437. The reversal of 11744431 is 13444711.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11744431 - 2⁷ = 11744303 is a prime.

It is a super-2 number, since 2×11744431² = 275863319027522, which contains 22 as substring.

It is equal to p₇₇₂₃₅₁ and since 11744431 and 772351 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 = 11744396 and 11744405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11744437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872215 + 5872216.

It is an arithmetic number, because the mean of its divisors is an integer number (5872216).

Almost surely, 2^11744431 is an apocalyptic number.

11744431 is a deficient number, since it is larger than the sum of its proper divisors (1).

11744431 is an equidigital number, since it uses as much as digits as its factorization.

11744431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 25.

The square root of 11744431 is about 3427.0148817885. The cubic root of 11744431 is about 227.3058747337.

The spelling of 11744431 in words is "eleven million, seven hundred forty-four thousand, four hundred thirty-one".