12597049 has 8 divisors (see below), whose sum is σ = 13246920. Its totient is φ = 11961600.

The previous prime is 12597041. The next prime is 12597059. The reversal of 12597049 is 94079521.

It can be written as a sum of positive squares in 4 ways, for example, as 570025 + 12027024 = 755^2 + 3468^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12597049 - 2³ = 12597041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12596999 and 12597017.

It is not an unprimeable number, because it can be changed into a prime (12597041) 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, 1792 + ... + 5329.

It is an arithmetic number, because the mean of its divisors is an integer number (1655865).

Almost surely, 2^12597049 is an apocalyptic number.

It is an amenable number.

12597049 is a deficient number, since it is larger than the sum of its proper divisors (649871).

12597049 is an equidigital number, since it uses as much as digits as its factorization.

12597049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7211.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 12597049 is about 3549.2321704842. The cubic root of 12597049 is about 232.6785093802.

The spelling of 12597049 in words is "twelve million, five hundred ninety-seven thousand, forty-nine".