11432885 has 4 divisors (see below), whose sum is σ = 13719468. Its totient is φ = 9146304.

The previous prime is 11432881. The next prime is 11432899. The reversal of 11432885 is 58823411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58823411 = 19 ⋅3095969.

It can be written as a sum of positive squares in 2 ways, for example, as 2617924 + 8814961 = 1618^2 + 2969^2 .

It is a cyclic number.

It is not a de Polignac number, because 11432885 - 2² = 11432881 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11432881) 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, 1143284 + ... + 1143293.

It is an arithmetic number, because the mean of its divisors is an integer number (3429867).

Almost surely, 2^11432885 is an apocalyptic number.

It is an amenable number.

11432885 is a deficient number, since it is larger than the sum of its proper divisors (2286583).

11432885 is an equidigital number, since it uses as much as digits as its factorization.

11432885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286582.

The product of its digits is 7680, while the sum is 32.

The square root of 11432885 is about 3381.2549445435. The cubic root of 11432885 is about 225.2779117363.

The spelling of 11432885 in words is "eleven million, four hundred thirty-two thousand, eight hundred eighty-five".