10880409 has 4 divisors (see below), whose sum is σ = 14507216. Its totient is φ = 7253604.

The previous prime is 10880381. The next prime is 10880417. The reversal of 10880409 is 90408801.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10880409 - 2⁷ = 10880281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10880209) 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, 1813399 + ... + 1813404.

It is an arithmetic number, because the mean of its divisors is an integer number (3626804).

Almost surely, 2^10880409 is an apocalyptic number.

It is an amenable number.

10880409 is a deficient number, since it is larger than the sum of its proper divisors (3626807).

10880409 is an equidigital number, since it uses as much as digits as its factorization.

10880409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3626806.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 10880409 is about 3298.5464980806. The cubic root of 10880409 is about 221.5891068533.

The spelling of 10880409 in words is "ten million, eight hundred eighty thousand, four hundred nine".