12901699 has 2 divisors, whose sum is σ = 12901700. Its totient is φ = 12901698.

The previous prime is 12901663. The next prime is 12901709. The reversal of 12901699 is 99610921.

12901699 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (99610921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12901699 - 2⁷ = 12901571 is a prime.

It is not a weakly prime, because it can be changed into another prime (12901619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6450849 + 6450850.

It is an arithmetic number, because the mean of its divisors is an integer number (6450850).

Almost surely, 2^12901699 is an apocalyptic number.

12901699 is a deficient number, since it is larger than the sum of its proper divisors (1).

12901699 is an equidigital number, since it uses as much as digits as its factorization.

12901699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 12901699 is about 3591.8935117846. The cubic root of 12901699 is about 234.5393056834.

The spelling of 12901699 in words is "twelve million, nine hundred one thousand, six hundred ninety-nine".