1140244379 has 2 divisors, whose sum is σ = 1140244380. Its totient is φ = 1140244378.

The previous prime is 1140244363. The next prime is 1140244421. The reversal of 1140244379 is 9734420411.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140244379 - 2⁴ = 1140244363 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1140240379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570122189 + 570122190.

It is an arithmetic number, because the mean of its divisors is an integer number (570122190).

Almost surely, 2^1140244379 is an apocalyptic number.

1140244379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140244379 is an equidigital number, since it uses as much as digits as its factorization.

1140244379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 1140244379 is about 33767.5047790031. The cubic root of 1140244379 is about 1044.7185674067.

The spelling of 1140244379 in words is "one billion, one hundred forty million, two hundred forty-four thousand, three hundred seventy-nine".