11192798077 has 2 divisors, whose sum is σ = 11192798078. Its totient is φ = 11192798076.

The previous prime is 11192797991. The next prime is 11192798101. The reversal of 11192798077 is 77089729111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7084757241 + 4108040836 = 84171^2 + 64094^2 .

It is a cyclic number.

It is not a de Polignac number, because 11192798077 - 2⁷ = 11192797949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11192798377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5596399038 + 5596399039.

It is an arithmetic number, because the mean of its divisors is an integer number (5596399039).

Almost surely, 2^11192798077 is an apocalyptic number.

It is an amenable number.

11192798077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11192798077 is an equidigital number, since it uses as much as digits as its factorization.

11192798077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 444528, while the sum is 52.

The spelling of 11192798077 in words is "eleven billion, one hundred ninety-two million, seven hundred ninety-eight thousand, seventy-seven".