12509094 has 16 divisors (see below), whose sum is σ = 26942832. Its totient is φ = 3848928.

The previous prime is 12509083. The next prime is 12509099. The reversal of 12509094 is 49090521.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12509099) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 80109 + ... + 80264.

It is an arithmetic number, because the mean of its divisors is an integer number (1683927).

Almost surely, 2^12509094 is an apocalyptic number.

12509094 is an abundant number, since it is smaller than the sum of its proper divisors (14433738).

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

12509094 is a wasteful number, since it uses less digits than its factorization.

12509094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160391.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 12509094 is about 3536.8197579181. The cubic root of 12509094 is about 232.1357088495.

The spelling of 12509094 in words is "twelve million, five hundred nine thousand, ninety-four".