1120144997 has 2 divisors, whose sum is σ = 1120144998. Its totient is φ = 1120144996.

The previous prime is 1120144957. The next prime is 1120144999. The reversal of 1120144997 is 7994410211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1056640036 + 63504961 = 32506^2 + 7969^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120144997 - 2⁶ = 1120144933 is a prime.

Together with 1120144999, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120144997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120144999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560072498 + 560072499.

It is an arithmetic number, because the mean of its divisors is an integer number (560072499).

Almost surely, 2^1120144997 is an apocalyptic number.

It is an amenable number.

1120144997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120144997 is an equidigital number, since it uses as much as digits as its factorization.

1120144997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 1120144997 is about 33468.5672982875. The cubic root of 1120144997 is about 1038.5436336785.

The spelling of 1120144997 in words is "one billion, one hundred twenty million, one hundred forty-four thousand, nine hundred ninety-seven".