1144730117 has 2 divisors, whose sum is σ = 1144730118. Its totient is φ = 1144730116.

The previous prime is 1144730053. The next prime is 1144730123. The reversal of 1144730117 is 7110374411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 882743521 + 261986596 = 29711^2 + 16186^2 .

It is a cyclic number.

It is not a de Polignac number, because 1144730117 - 2⁶ = 1144730053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1144730117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1144730177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572365058 + 572365059.

It is an arithmetic number, because the mean of its divisors is an integer number (572365059).

Almost surely, 2^1144730117 is an apocalyptic number.

It is an amenable number.

1144730117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144730117 is an equidigital number, since it uses as much as digits as its factorization.

1144730117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1144730117 is about 33833.8605098502. The cubic root of 1144730117 is about 1046.0867541717.

The spelling of 1144730117 in words is "one billion, one hundred forty-four million, seven hundred thirty thousand, one hundred seventeen".