12599801 has 2 divisors, whose sum is σ = 12599802. Its totient is φ = 12599800.

The previous prime is 12599761. The next prime is 12599803. The reversal of 12599801 is 10899521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12075625 + 524176 = 3475^2 + 724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12599801 is a prime.

Together with 12599803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12599803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6299900 + 6299901.

It is an arithmetic number, because the mean of its divisors is an integer number (6299901).

Almost surely, 2^12599801 is an apocalyptic number.

It is an amenable number.

12599801 is a deficient number, since it is larger than the sum of its proper divisors (1).

12599801 is an equidigital number, since it uses as much as digits as its factorization.

12599801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 12599801 is about 3549.6198387996. The cubic root of 12599801 is about 232.6954520953.

The spelling of 12599801 in words is "twelve million, five hundred ninety-nine thousand, eight hundred one".