11974783 has 4 divisors (see below), whose sum is σ = 12679200. Its totient is φ = 11270368.

The previous prime is 11974777. The next prime is 11974793. The reversal of 11974783 is 38747911.

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

It is a cyclic number.

It is not a de Polignac number, because 11974783 - 2⁵ = 11974751 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11974763) 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, 352183 + ... + 352216.

It is an arithmetic number, because the mean of its divisors is an integer number (3169800).

Almost surely, 2^11974783 is an apocalyptic number.

11974783 is a deficient number, since it is larger than the sum of its proper divisors (704417).

11974783 is an equidigital number, since it uses as much as digits as its factorization.

11974783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704416.

The product of its digits is 42336, while the sum is 40.

The square root of 11974783 is about 3460.4599405281. The cubic root of 11974783 is about 228.7823679401.

The spelling of 11974783 in words is "eleven million, nine hundred seventy-four thousand, seven hundred eighty-three".