1139383193 has 8 divisors (see below), whose sum is σ = 1247144136. Its totient is φ = 1034496000.

The previous prime is 1139383159. The next prime is 1139383199. The reversal of 1139383193 is 3913839311.

It can be written as a sum of positive squares in 4 ways, for example, as 52823824 + 1086559369 = 7268^2 + 32963^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1139383193 - 2¹⁶ = 1139317657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1139383193.

It is not an unprimeable number, because it can be changed into a prime (1139383199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717608 + ... + 719193.

It is an arithmetic number, because the mean of its divisors is an integer number (155893017).

Almost surely, 2^1139383193 is an apocalyptic number.

1139383193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1139383193 is a deficient number, since it is larger than the sum of its proper divisors (107760943).

1139383193 is a wasteful number, since it uses less digits than its factorization.

1139383193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436875.

The product of its digits is 52488, while the sum is 41.

The square root of 1139383193 is about 33754.7506730534. The cubic root of 1139383193 is about 1044.4554882461.

The spelling of 1139383193 in words is "one billion, one hundred thirty-nine million, three hundred eighty-three thousand, one hundred ninety-three".