11404231 has 2 divisors, whose sum is σ = 11404232. Its totient is φ = 11404230.

The previous prime is 11404207. The next prime is 11404241. The reversal of 11404231 is 13240411.

11404231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11404231 - 2¹³ = 11396039 is a prime.

It is a super-2 number, since 2×11404231² = 260112969402722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11404201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702115 + 5702116.

It is an arithmetic number, because the mean of its divisors is an integer number (5702116).

Almost surely, 2^11404231 is an apocalyptic number.

11404231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404231 is an equidigital number, since it uses as much as digits as its factorization.

11404231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 11404231 is about 3377.0151021279. The cubic root of 11404231 is about 225.0895511847.

Adding to 11404231 its reverse (13240411), we get a palindrome (24644642).

The spelling of 11404231 in words is "eleven million, four hundred four thousand, two hundred thirty-one".