12552187 has 2 divisors, whose sum is σ = 12552188. Its totient is φ = 12552186.

The previous prime is 12552167. The next prime is 12552193. The reversal of 12552187 is 78125521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12552187 is a prime.

It is not a weakly prime, because it can be changed into another prime (12552167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6276093 + 6276094.

It is an arithmetic number, because the mean of its divisors is an integer number (6276094).

Almost surely, 2^12552187 is an apocalyptic number.

12552187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12552187 is an equidigital number, since it uses as much as digits as its factorization.

12552187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 31.

The square root of 12552187 is about 3542.9065751160. The cubic root of 12552187 is about 232.4019673808.

The spelling of 12552187 in words is "twelve million, five hundred fifty-two thousand, one hundred eighty-seven".