11881794 has 16 divisors (see below), whose sum is σ = 23842368. Its totient is φ = 3947472.

The previous prime is 11881789. The next prime is 11881799. The reversal of 11881794 is 49718811.

It is an interprime number because it is at equal distance from previous prime (11881789) and next prime (11881799).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11881799) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 1222 + ... + 5025.

It is an arithmetic number, because the mean of its divisors is an integer number (1490148).

Almost surely, 2^11881794 is an apocalyptic number.

11881794 is an abundant number, since it is smaller than the sum of its proper divisors (11960574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11881794 is a wasteful number, since it uses less digits than its factorization.

11881794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6569.

The product of its digits is 16128, while the sum is 39.

The square root of 11881794 is about 3446.9978241943. The cubic root of 11881794 is about 228.1886327523.

The spelling of 11881794 in words is "eleven million, eight hundred eighty-one thousand, seven hundred ninety-four".