1111110009973 has 2 divisors, whose sum is σ = 1111110009974. Its totient is φ = 1111110009972.

The previous prime is 1111110009959. The next prime is 1111110009979. The reversal of 1111110009973 is 3799000111111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1079618668209 + 31491341764 = 1039047^2 + 177458^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111110009973 - 2⁹ = 1111110009461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111110009979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555555004986 + 555555004987.

It is an arithmetic number, because the mean of its divisors is an integer number (555555004987).

Almost surely, 2^{1111110009973} is an apocalyptic number.

It is an amenable number.

1111110009973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111110009973 is an equidigital number, since it uses as much as digits as its factorization.

1111110009973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 34.

The spelling of 1111110009973 in words is "one trillion, one hundred eleven billion, one hundred ten million, nine thousand, nine hundred seventy-three".