11099901077 has 2 divisors, whose sum is σ = 11099901078. Its totient is φ = 11099901076.

The previous prime is 11099901073. The next prime is 11099901133. The reversal of 11099901077 is 77010999011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10934675761 + 165225316 = 104569^2 + 12854^2 .

It is an emirp because it is prime and its reverse (77010999011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11099901077 - 2² = 11099901073 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11099901073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549950538 + 5549950539.

It is an arithmetic number, because the mean of its divisors is an integer number (5549950539).

Almost surely, 2^11099901077 is an apocalyptic number.

It is an amenable number.

11099901077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099901077 is an equidigital number, since it uses as much as digits as its factorization.

11099901077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35721, while the sum is 44.

The spelling of 11099901077 in words is "eleven billion, ninety-nine million, nine hundred one thousand, seventy-seven".