12568137 has 8 divisors (see below), whose sum is σ = 16923840. Its totient is φ = 8295600.

The previous prime is 12568133. The next prime is 12568141. The reversal of 12568137 is 73186521.

It is an interprime number because it is at equal distance from previous prime (12568133) and next prime (12568141).

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

It is not a de Polignac number, because 12568137 - 2² = 12568133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12568098 and 12568107.

It is not an unprimeable number, because it can be changed into a prime (12568133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20437 + ... + 21042.

It is an arithmetic number, because the mean of its divisors is an integer number (2115480).

Almost surely, 2^12568137 is an apocalyptic number.

It is an amenable number.

12568137 is a deficient number, since it is larger than the sum of its proper divisors (4355703).

12568137 is a wasteful number, since it uses less digits than its factorization.

12568137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41583.

The product of its digits is 10080, while the sum is 33.

The square root of 12568137 is about 3545.1568371512. The cubic root of 12568137 is about 232.5003630472.

The spelling of 12568137 in words is "twelve million, five hundred sixty-eight thousand, one hundred thirty-seven".