11861494 has 4 divisors (see below), whose sum is σ = 17792244. Its totient is φ = 5930746.

The previous prime is 11861467. The next prime is 11861527. The reversal of 11861494 is 49416811.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2965372 + ... + 2965375.

It is an arithmetic number, because the mean of its divisors is an integer number (4448061).

Almost surely, 2^11861494 is an apocalyptic number.

11861494 is a deficient number, since it is larger than the sum of its proper divisors (5930750).

11861494 is an equidigital number, since it uses as much as digits as its factorization.

11861494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5930749.

The product of its digits is 6912, while the sum is 34.

The square root of 11861494 is about 3444.0519740561. The cubic root of 11861494 is about 228.0586055358.

The spelling of 11861494 in words is "eleven million, eight hundred sixty-one thousand, four hundred ninety-four".