11404139 has 2 divisors, whose sum is σ = 11404140. Its totient is φ = 11404138.

The previous prime is 11404121. The next prime is 11404171. The reversal of 11404139 is 93140411.

11404139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11404139 - 2¹² = 11400043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11404189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702069 + 5702070.

It is an arithmetic number, because the mean of its divisors is an integer number (5702070).

Almost surely, 2^11404139 is an apocalyptic number.

11404139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404139 is an equidigital number, since it uses as much as digits as its factorization.

11404139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 11404139 is about 3377.0014806038. The cubic root of 11404139 is about 225.0889459037.

The spelling of 11404139 in words is "eleven million, four hundred four thousand, one hundred thirty-nine".