111115622773 has 2 divisors, whose sum is σ = 111115622774. Its totient is φ = 111115622772.

The previous prime is 111115622753. The next prime is 111115622833. The reversal of 111115622773 is 377226511111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58865434884 + 52250187889 = 242622^2 + 228583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111115622773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111115622753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55557811386 + 55557811387.

It is an arithmetic number, because the mean of its divisors is an integer number (55557811387).

Almost surely, 2^111115622773 is an apocalyptic number.

It is an amenable number.

111115622773 is a deficient number, since it is larger than the sum of its proper divisors (1).

111115622773 is an equidigital number, since it uses as much as digits as its factorization.

111115622773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 37.

The spelling of 111115622773 in words is "one hundred eleven billion, one hundred fifteen million, six hundred twenty-two thousand, seven hundred seventy-three".