1110045997 has 2 divisors, whose sum is σ = 1110045998. Its totient is φ = 1110045996.

The previous prime is 1110045983. The next prime is 1110046009. The reversal of 1110045997 is 7995400111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1109489481 + 556516 = 33309^2 + 746^2 .

It is an emirp because it is prime and its reverse (7995400111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1110045997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1110045967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555022998 + 555022999.

It is an arithmetic number, because the mean of its divisors is an integer number (555022999).

Almost surely, 2^1110045997 is an apocalyptic number.

It is an amenable number.

1110045997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110045997 is an equidigital number, since it uses as much as digits as its factorization.

1110045997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 37.

The square root of 1110045997 is about 33317.3527910007. The cubic root of 1110045997 is about 1035.4131071244.

The spelling of 1110045997 in words is "one billion, one hundred ten million, forty-five thousand, nine hundred ninety-seven".