11314978 has 4 divisors (see below), whose sum is σ = 16972470. Its totient is φ = 5657488.

The previous prime is 11314949. The next prime is 11314981. The reversal of 11314978 is 87941311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87941311 = 29 ⋅3032459.

It can be written as a sum of positive squares in only one way, i.e., 8311689 + 3003289 = 2883^2 + 1733^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828743 + ... + 2828746.

Almost surely, 2^11314978 is an apocalyptic number.

11314978 is a deficient number, since it is larger than the sum of its proper divisors (5657492).

11314978 is an equidigital number, since it uses as much as digits as its factorization.

11314978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5657491.

The product of its digits is 6048, while the sum is 34.

The square root of 11314978 is about 3363.7743681763. The cubic root of 11314978 is about 224.5008060447.

The spelling of 11314978 in words is "eleven million, three hundred fourteen thousand, nine hundred seventy-eight".