11745897199 has 2 divisors, whose sum is σ = 11745897200. Its totient is φ = 11745897198.

The previous prime is 11745897169. The next prime is 11745897263. The reversal of 11745897199 is 99179854711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11745897199 - 2¹³ = 11745889007 is a prime.

It is a super-2 number, since 2×11745897199² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11745897169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872948599 + 5872948600.

It is an arithmetic number, because the mean of its divisors is an integer number (5872948600).

Almost surely, 2^11745897199 is an apocalyptic number.

11745897199 is a deficient number, since it is larger than the sum of its proper divisors (1).

11745897199 is an equidigital number, since it uses as much as digits as its factorization.

11745897199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5715360, while the sum is 61.

The spelling of 11745897199 in words is "eleven billion, seven hundred forty-five million, eight hundred ninety-seven thousand, one hundred ninety-nine".