11926139 has 2 divisors, whose sum is σ = 11926140. Its totient is φ = 11926138.

The previous prime is 11926127. The next prime is 11926153. The reversal of 11926139 is 93162911.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11926139 - 2⁸ = 11925883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11926169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5963069 + 5963070.

It is an arithmetic number, because the mean of its divisors is an integer number (5963070).

Almost surely, 2^11926139 is an apocalyptic number.

11926139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11926139 is an equidigital number, since it uses as much as digits as its factorization.

11926139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 32.

The square root of 11926139 is about 3453.4242426901. The cubic root of 11926139 is about 228.4721607078.

The spelling of 11926139 in words is "eleven million, nine hundred twenty-six thousand, one hundred thirty-nine".