1139909383 has 2 divisors, whose sum is σ = 1139909384. Its totient is φ = 1139909382.

The previous prime is 1139909363. The next prime is 1139909443. The reversal of 1139909383 is 3839099311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1139909383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139909363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569954691 + 569954692.

It is an arithmetic number, because the mean of its divisors is an integer number (569954692).

Almost surely, 2^1139909383 is an apocalyptic number.

1139909383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139909383 is an equidigital number, since it uses as much as digits as its factorization.

1139909383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 46.

The square root of 1139909383 is about 33762.5440836439. The cubic root of 1139909383 is about 1044.6162469957.

The spelling of 1139909383 in words is "one billion, one hundred thirty-nine million, nine hundred nine thousand, three hundred eighty-three".