12545258 has 16 divisors (see below), whose sum is σ = 21422016. Its totient is φ = 5454240.

The previous prime is 12545243. The next prime is 12545261. The reversal of 12545258 is 85254521.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11891 + ... + 12902.

It is an arithmetic number, because the mean of its divisors is an integer number (1338876).

Almost surely, 2^12545258 is an apocalyptic number.

12545258 is a deficient number, since it is larger than the sum of its proper divisors (8876758).

12545258 is a wasteful number, since it uses less digits than its factorization.

12545258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24829.

The product of its digits is 16000, while the sum is 32.

The square root of 12545258 is about 3541.9285707083. The cubic root of 12545258 is about 232.3591963581.

Adding to 12545258 its reverse (85254521), we get a palindrome (97799779).

The spelling of 12545258 in words is "twelve million, five hundred forty-five thousand, two hundred fifty-eight".