11342978 has 32 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 5091840.

The previous prime is 11342977. The next prime is 11342987. The reversal of 11342978 is 87924311.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (11342971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110075 + ... + 110177.

It is an arithmetic number, because the mean of its divisors is an integer number (589680).

Almost surely, 2^11342978 is an apocalyptic number.

11342978 is a deficient number, since it is larger than the sum of its proper divisors (7526782).

11342978 is a wasteful number, since it uses less digits than its factorization.

11342978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242.

The product of its digits is 12096, while the sum is 35.

The square root of 11342978 is about 3367.9337879477. The cubic root of 11342978 is about 224.6858364402.

The spelling of 11342978 in words is "eleven million, three hundred forty-two thousand, nine hundred seventy-eight".