1140396773 has 2 divisors, whose sum is σ = 1140396774. Its totient is φ = 1140396772.

The previous prime is 1140396731. The next prime is 1140396799. The reversal of 1140396773 is 3776930411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1048658689 + 91738084 = 32383^2 + 9578^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140396773 - 2⁶ = 1140396709 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140396773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140393773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570198386 + 570198387.

It is an arithmetic number, because the mean of its divisors is an integer number (570198387).

Almost surely, 2^1140396773 is an apocalyptic number.

It is an amenable number.

1140396773 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140396773 is an equidigital number, since it uses as much as digits as its factorization.

1140396773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 1140396773 is about 33769.7612221348. The cubic root of 1140396773 is about 1044.7651076490.

The spelling of 1140396773 in words is "one billion, one hundred forty million, three hundred ninety-six thousand, seven hundred seventy-three".