12509097 has 16 divisors (see below), whose sum is σ = 17264640. Its totient is φ = 8051472.

The previous prime is 12509083. The next prime is 12509099. The reversal of 12509097 is 79090521.

It is not a de Polignac number, because 12509097 - 2¹⁴ = 12492713 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 10578 + ... + 11700.

It is an arithmetic number, because the mean of its divisors is an integer number (1079040).

Almost surely, 2^12509097 is an apocalyptic number.

It is an amenable number.

12509097 is a deficient number, since it is larger than the sum of its proper divisors (4755543).

12509097 is a wasteful number, since it uses less digits than its factorization.

12509097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 12509097 is about 3536.8201820279. The cubic root of 12509097 is about 232.1357274068.

The spelling of 12509097 in words is "twelve million, five hundred nine thousand, ninety-seven".