11632109 has 2 divisors, whose sum is σ = 11632110. Its totient is φ = 11632108.

The previous prime is 11632081. The next prime is 11632111. The reversal of 11632109 is 90123611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7022500 + 4609609 = 2650^2 + 2147^2 .

It is an emirp because it is prime and its reverse (90123611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11632109 - 2⁸ = 11631853 is a prime.

Together with 11632111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11632129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5816054 + 5816055.

It is an arithmetic number, because the mean of its divisors is an integer number (5816055).

Almost surely, 2^11632109 is an apocalyptic number.

It is an amenable number.

11632109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11632109 is an equidigital number, since it uses as much as digits as its factorization.

11632109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 11632109 is about 3410.5877792545. The cubic root of 11632109 is about 226.5789123489.

The spelling of 11632109 in words is "eleven million, six hundred thirty-two thousand, one hundred nine".