1140001393 has 2 divisors, whose sum is σ = 1140001394. Its totient is φ = 1140001392.

The previous prime is 1140001391. The next prime is 1140001427. The reversal of 1140001393 is 3931000411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1138590049 + 1411344 = 33743^2 + 1188^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140001393 - 2¹ = 1140001391 is a prime.

Together with 1140001391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1140001391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570000696 + 570000697.

It is an arithmetic number, because the mean of its divisors is an integer number (570000697).

Almost surely, 2^1140001393 is an apocalyptic number.

It is an amenable number.

1140001393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140001393 is an equidigital number, since it uses as much as digits as its factorization.

1140001393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1140001393 is about 33763.9066608116. The cubic root of 1140001393 is about 1044.6443523160.

The spelling of 1140001393 in words is "one billion, one hundred forty million, one thousand, three hundred ninety-three".