11099900047 has 2 divisors, whose sum is σ = 11099900048. Its totient is φ = 11099900046.

The previous prime is 11099900039. The next prime is 11099900057. The reversal of 11099900047 is 74000999011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11099900047 - 2³ = 11099900039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11099899982 and 11099900009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11099900057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549950023 + 5549950024.

It is an arithmetic number, because the mean of its divisors is an integer number (5549950024).

Almost surely, 2^11099900047 is an apocalyptic number.

11099900047 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099900047 is an equidigital number, since it uses as much as digits as its factorization.

11099900047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 40.

The spelling of 11099900047 in words is "eleven billion, ninety-nine million, nine hundred thousand, forty-seven".