10979645 has 8 divisors (see below), whose sum is σ = 13292856. Its totient is φ = 8705536.

The previous prime is 10979629. The next prime is 10979651. The reversal of 10979645 is 54697901.

It can be written as a sum of positive squares in 4 ways, for example, as 669124 + 10310521 = 818^2 + 3211^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10979645 - 2⁴ = 10979629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9152 + ... + 10281.

It is an arithmetic number, because the mean of its divisors is an integer number (1661607).

Almost surely, 2^10979645 is an apocalyptic number.

It is an amenable number.

10979645 is a deficient number, since it is larger than the sum of its proper divisors (2313211).

10979645 is a wasteful number, since it uses less digits than its factorization.

10979645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19551.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 10979645 is about 3313.5547377401. The cubic root of 10979645 is about 222.2607452197.

The spelling of 10979645 in words is "ten million, nine hundred seventy-nine thousand, six hundred forty-five".