11553540199 has 2 divisors, whose sum is σ = 11553540200. Its totient is φ = 11553540198.

The previous prime is 11553540127. The next prime is 11553540203. The reversal of 11553540199 is 99104535511.

It is a strong prime.

It is an emirp because it is prime and its reverse (99104535511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11553540199 - 2⁹ = 11553539687 is a prime.

It is a super-2 number, since 2×11553540199² (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 (11553541199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5776770099 + 5776770100.

It is an arithmetic number, because the mean of its divisors is an integer number (5776770100).

Almost surely, 2^11553540199 is an apocalyptic number.

11553540199 is a deficient number, since it is larger than the sum of its proper divisors (1).

11553540199 is an equidigital number, since it uses as much as digits as its factorization.

11553540199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121500, while the sum is 43.

The spelling of 11553540199 in words is "eleven billion, five hundred fifty-three million, five hundred forty thousand, one hundred ninety-nine".