11425109 has 2 divisors, whose sum is σ = 11425110. Its totient is φ = 11425108.

The previous prime is 11425103. The next prime is 11425121. The reversal of 11425109 is 90152411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8352100 + 3073009 = 2890^2 + 1753^2 .

It is a cyclic number.

It is not a de Polignac number, because 11425109 - 2²⁰ = 10376533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11425103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5712554 + 5712555.

It is an arithmetic number, because the mean of its divisors is an integer number (5712555).

Almost surely, 2^11425109 is an apocalyptic number.

It is an amenable number.

11425109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11425109 is an equidigital number, since it uses as much as digits as its factorization.

11425109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 11425109 is about 3380.1048800296. The cubic root of 11425109 is about 225.2268263996.

The spelling of 11425109 in words is "eleven million, four hundred twenty-five thousand, one hundred nine".