12610189 has 2 divisors, whose sum is σ = 12610190. Its totient is φ = 12610188.

The previous prime is 12610183. The next prime is 12610201. The reversal of 12610189 is 98101621.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11276164 + 1334025 = 3358^2 + 1155^2 .

It is a cyclic number.

It is not a de Polignac number, because 12610189 - 2³ = 12610181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12610181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6305094 + 6305095.

It is an arithmetic number, because the mean of its divisors is an integer number (6305095).

Almost surely, 2^12610189 is an apocalyptic number.

It is an amenable number.

12610189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12610189 is an equidigital number, since it uses as much as digits as its factorization.

12610189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 12610189 is about 3551.0827926141. The cubic root of 12610189 is about 232.7593836964.

The spelling of 12610189 in words is "twelve million, six hundred ten thousand, one hundred eighty-nine".