12508963 has 2 divisors, whose sum is σ = 12508964. Its totient is φ = 12508962.

The previous prime is 12508943. The next prime is 12508981. The reversal of 12508963 is 36980521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12508963 - 2⁵ = 12508931 is a prime.

It is not a weakly prime, because it can be changed into another prime (12508943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6254481 + 6254482.

It is an arithmetic number, because the mean of its divisors is an integer number (6254482).

Almost surely, 2^12508963 is an apocalyptic number.

12508963 is a deficient number, since it is larger than the sum of its proper divisors (1).

12508963 is an equidigital number, since it uses as much as digits as its factorization.

12508963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 12508963 is about 3536.8012384074. The cubic root of 12508963 is about 232.1348985088.

The spelling of 12508963 in words is "twelve million, five hundred eight thousand, nine hundred sixty-three".