1140279713 has 2 divisors, whose sum is σ = 1140279714. Its totient is φ = 1140279712.

The previous prime is 1140279617. The next prime is 1140279779. The reversal of 1140279713 is 3179720411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 922215424 + 218064289 = 30368^2 + 14767^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140279713 - 2¹⁴ = 1140263329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140479713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570139856 + 570139857.

It is an arithmetic number, because the mean of its divisors is an integer number (570139857).

Almost surely, 2^1140279713 is an apocalyptic number.

It is an amenable number.

1140279713 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140279713 is an equidigital number, since it uses as much as digits as its factorization.

1140279713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1140279713 is about 33768.0279702561. The cubic root of 1140279713 is about 1044.7293585743.

The spelling of 1140279713 in words is "one billion, one hundred forty million, two hundred seventy-nine thousand, seven hundred thirteen".