12998707 has 2 divisors, whose sum is σ = 12998708. Its totient is φ = 12998706.

The previous prime is 12998683. The next prime is 12998719. The reversal of 12998707 is 70789921.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12998707 - 2¹⁹ = 12474419 is a prime.

It is not a weakly prime, because it can be changed into another prime (12998767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6499353 + 6499354.

It is an arithmetic number, because the mean of its divisors is an integer number (6499354).

Almost surely, 2^12998707 is an apocalyptic number.

12998707 is a deficient number, since it is larger than the sum of its proper divisors (1).

12998707 is an equidigital number, since it uses as much as digits as its factorization.

12998707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 43.

The square root of 12998707 is about 3605.3719641668. The cubic root of 12998707 is about 235.1256729348.

The spelling of 12998707 in words is "twelve million, nine hundred ninety-eight thousand, seven hundred seven".