11632091 has 4 divisors (see below), whose sum is σ = 11693184. Its totient is φ = 11571000.

The previous prime is 11632081. The next prime is 11632109. The reversal of 11632091 is 19023611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19023611 = 293 ⋅64927.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11632091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11632031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30260 + ... + 30641.

It is an arithmetic number, because the mean of its divisors is an integer number (2923296).

Almost surely, 2^11632091 is an apocalyptic number.

11632091 is a deficient number, since it is larger than the sum of its proper divisors (61093).

11632091 is an equidigital number, since it uses as much as digits as its factorization.

11632091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61092.

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

The square root of 11632091 is about 3410.5851404121. The cubic root of 11632091 is about 226.5787954764.

The spelling of 11632091 in words is "eleven million, six hundred thirty-two thousand, ninety-one".