12577317 has 8 divisors (see below), whose sum is σ = 16789920. Its totient is φ = 8374800.

The previous prime is 12577309. The next prime is 12577321. The reversal of 12577317 is 71377521.

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

It is not a de Polignac number, because 12577317 - 2³ = 12577309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12577217) 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, 1159 + ... + 5147.

It is an arithmetic number, because the mean of its divisors is an integer number (2098740).

Almost surely, 2^12577317 is an apocalyptic number.

It is an amenable number.

12577317 is a deficient number, since it is larger than the sum of its proper divisors (4212603).

12577317 is a wasteful number, since it uses less digits than its factorization.

12577317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5043.

The product of its digits is 10290, while the sum is 33.

The square root of 12577317 is about 3546.4513249162. The cubic root of 12577317 is about 232.5569567939.

The spelling of 12577317 in words is "twelve million, five hundred seventy-seven thousand, three hundred seventeen".