11125139 has 2 divisors, whose sum is σ = 11125140. Its totient is φ = 11125138.

The previous prime is 11125129. The next prime is 11125159. The reversal of 11125139 is 93152111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11125139 - 2¹⁶ = 11059603 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11125109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5562569 + 5562570.

It is an arithmetic number, because the mean of its divisors is an integer number (5562570).

Almost surely, 2^11125139 is an apocalyptic number.

11125139 is a deficient number, since it is larger than the sum of its proper divisors (1).

11125139 is an equidigital number, since it uses as much as digits as its factorization.

11125139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270, while the sum is 23.

The square root of 11125139 is about 3335.4368529475. The cubic root of 11125139 is about 223.2381845125.

The spelling of 11125139 in words is "eleven million, one hundred twenty-five thousand, one hundred thirty-nine".