10979197 has 4 divisors (see below), whose sum is σ = 11357820. Its totient is φ = 10600576.

The previous prime is 10979173. The next prime is 10979209. The reversal of 10979197 is 79197901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2134521 + 8844676 = 1461^2 + 2974^2 .

It is a cyclic number.

It is not a de Polignac number, because 10979197 - 2⁷ = 10979069 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 (10979107) 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, 189268 + ... + 189325.

It is an arithmetic number, because the mean of its divisors is an integer number (2839455).

Almost surely, 2^10979197 is an apocalyptic number.

It is an amenable number.

10979197 is a deficient number, since it is larger than the sum of its proper divisors (378623).

10979197 is an equidigital number, since it uses as much as digits as its factorization.

10979197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378622.

The product of its (nonzero) digits is 35721, while the sum is 43.

The square root of 10979197 is about 3313.4871359340. The cubic root of 10979197 is about 222.2577222267.

The spelling of 10979197 in words is "ten million, nine hundred seventy-nine thousand, one hundred ninety-seven".