10998965 has 8 divisors (see below), whose sum is σ = 13385088. Its totient is φ = 8674960.

The previous prime is 10998943. The next prime is 10998973. The reversal of 10998965 is 56989901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10998965 - 2²² = 6804661 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15137 + ... + 15846.

It is an arithmetic number, because the mean of its divisors is an integer number (1673136).

Almost surely, 2^10998965 is an apocalyptic number.

It is an amenable number.

10998965 is a deficient number, since it is larger than the sum of its proper divisors (2386123).

10998965 is an equidigital number, since it uses as much as digits as its factorization.

10998965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31059.

The product of its (nonzero) digits is 174960, while the sum is 47.

The square root of 10998965 is about 3316.4687545641. The cubic root of 10998965 is about 222.3910336279.

It can be divided in two parts, 1099896 and 5, that added together give a palindrome (1099901).

The spelling of 10998965 in words is "ten million, nine hundred ninety-eight thousand, nine hundred sixty-five".