10969978 has 8 divisors (see below), whose sum is σ = 16606260. Its totient is φ = 5434560.

The previous prime is 10969969. The next prime is 10969979. The reversal of 10969978 is 87996901.

It can be written as a sum of positive squares in 2 ways, for example, as 10517049 + 452929 = 3243^2 + 673^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10969979) 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, 24943 + ... + 25378.

Almost surely, 2^10969978 is an apocalyptic number.

10969978 is a deficient number, since it is larger than the sum of its proper divisors (5636282).

10969978 is a wasteful number, since it uses less digits than its factorization.

10969978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50432.

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 10969978 is about 3312.0957111774. The cubic root of 10969978 is about 222.1954964341.

The spelling of 10969978 in words is "ten million, nine hundred sixty-nine thousand, nine hundred seventy-eight".