1140715717 has 2 divisors, whose sum is σ = 1140715718. Its totient is φ = 1140715716.

The previous prime is 1140715699. The next prime is 1140715727. The reversal of 1140715717 is 7175170411.

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., 1090716676 + 49999041 = 33026^2 + 7071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140715717 is a prime.

It is a super-3 number, since 3×1140715717³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140715727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570357858 + 570357859.

It is an arithmetic number, because the mean of its divisors is an integer number (570357859).

Almost surely, 2^1140715717 is an apocalyptic number.

It is an amenable number.

1140715717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140715717 is an equidigital number, since it uses as much as digits as its factorization.

1140715717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6860, while the sum is 34.

The square root of 1140715717 is about 33774.4832232856. The cubic root of 1140715717 is about 1044.8624978762.

The spelling of 1140715717 in words is "one billion, one hundred forty million, seven hundred fifteen thousand, seven hundred seventeen".