12091494 has 16 divisors (see below), whose sum is σ = 24217200. Its totient is φ = 4024800.

The previous prime is 12091487. The next prime is 12091507. The reversal of 12091494 is 49419021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7032 + ... + 8580.

It is an arithmetic number, because the mean of its divisors is an integer number (1513575).

Almost surely, 2^12091494 is an apocalyptic number.

12091494 is an abundant number, since it is smaller than the sum of its proper divisors (12125706).

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

12091494 is a wasteful number, since it uses less digits than its factorization.

12091494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 12091494 is about 3477.2825597009. The cubic root of 12091494 is about 229.5232341997.

The spelling of 12091494 in words is "twelve million, ninety-one thousand, four hundred ninety-four".