10990453 has 4 divisors (see below), whose sum is σ = 11077120. Its totient is φ = 10903788.

The previous prime is 10990423. The next prime is 10990457. The reversal of 10990453 is 35409901.

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 a cyclic number.

It is not a de Polignac number, because 10990453 - 2⁹ = 10989941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10990457) 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, 43143 + ... + 43396.

It is an arithmetic number, because the mean of its divisors is an integer number (2769280).

Almost surely, 2^10990453 is an apocalyptic number.

It is an amenable number.

10990453 is a deficient number, since it is larger than the sum of its proper divisors (86667).

10990453 is an equidigital number, since it uses as much as digits as its factorization.

10990453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86666.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 10990453 is about 3315.1852135288. The cubic root of 10990453 is about 222.3336500161. Note that the first 3 decimals are identical.

The spelling of 10990453 in words is "ten million, nine hundred ninety thousand, four hundred fifty-three".