12415651 has 2 divisors, whose sum is σ = 12415652. Its totient is φ = 12415650.

The previous prime is 12415643. The next prime is 12415657. The reversal of 12415651 is 15651421.

It is a happy number.

12415651 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12415651 - 2³ = 12415643 is a prime.

It is not a weakly prime, because it can be changed into another prime (12415657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6207825 + 6207826.

It is an arithmetic number, because the mean of its divisors is an integer number (6207826).

Almost surely, 2^12415651 is an apocalyptic number.

12415651 is a deficient number, since it is larger than the sum of its proper divisors (1).

12415651 is an equidigital number, since it uses as much as digits as its factorization.

12415651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 25.

The square root of 12415651 is about 3523.5849642090. The cubic root of 12415651 is about 231.5562452454.

The spelling of 12415651 in words is "twelve million, four hundred fifteen thousand, six hundred fifty-one".