12545179 has 2 divisors, whose sum is σ = 12545180. Its totient is φ = 12545178.

The previous prime is 12545177. The next prime is 12545209. The reversal of 12545179 is 97154521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12545179 - 2¹ = 12545177 is a prime.

It is a super-2 number, since 2×12545179² = 314763032284082, which contains 22 as substring.

Together with 12545177, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12545171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6272589 + 6272590.

It is an arithmetic number, because the mean of its divisors is an integer number (6272590).

Almost surely, 2^12545179 is an apocalyptic number.

12545179 is a deficient number, since it is larger than the sum of its proper divisors (1).

12545179 is an equidigital number, since it uses as much as digits as its factorization.

12545179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 34.

The square root of 12545179 is about 3541.9174185743. The cubic root of 12545179 is about 232.3587086196.

The spelling of 12545179 in words is "twelve million, five hundred forty-five thousand, one hundred seventy-nine".