10889797 has 4 divisors (see below), whose sum is σ = 10896480. Its totient is φ = 10883116.

The previous prime is 10889779. The next prime is 10889891. The reversal of 10889797 is 79798801.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10889797 - 2¹⁵ = 10857029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10889797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10889737) 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, 888 + ... + 4750.

It is an arithmetic number, because the mean of its divisors is an integer number (2724120).

Almost surely, 2^10889797 is an apocalyptic number.

It is an amenable number.

10889797 is a deficient number, since it is larger than the sum of its proper divisors (6683).

10889797 is an equidigital number, since it uses as much as digits as its factorization.

10889797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6682.

The product of its (nonzero) digits is 254016, while the sum is 49.

The square root of 10889797 is about 3299.9692422809. The cubic root of 10889797 is about 221.6528201601.

The spelling of 10889797 in words is "ten million, eight hundred eighty-nine thousand, seven hundred ninety-seven".