1247062999199 has 2 divisors, whose sum is σ = 1247062999200. Its totient is φ = 1247062999198.

The previous prime is 1247062999157. The next prime is 1247062999201. The reversal of 1247062999199 is 9919992607421.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1247062999199 is a prime.

It is a super-2 number, since 2×1247062999199² (a number of 25 digits) contains 22 as substring.

Together with 1247062999201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1247062999139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623531499599 + 623531499600.

It is an arithmetic number, because the mean of its divisors is an integer number (623531499600).

Almost surely, 2^{1247062999199} is an apocalyptic number.

1247062999199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1247062999199 is an equidigital number, since it uses as much as digits as its factorization.

1247062999199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39680928, while the sum is 68.

The spelling of 1247062999199 in words is "one trillion, two hundred forty-seven billion, sixty-two million, nine hundred ninety-nine thousand, one hundred ninety-nine".