1139852347 has 2 divisors, whose sum is σ = 1139852348. Its totient is φ = 1139852346.

The previous prime is 1139852327. The next prime is 1139852419. The reversal of 1139852347 is 7432589311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1139852347 is a prime.

It is a super-2 number, since 2×1139852347² = 2598526745922816818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1139852327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569926173 + 569926174.

It is an arithmetic number, because the mean of its divisors is an integer number (569926174).

Almost surely, 2^1139852347 is an apocalyptic number.

1139852347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139852347 is an equidigital number, since it uses as much as digits as its factorization.

1139852347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 1139852347 is about 33761.6994092418. The cubic root of 1139852347 is about 1044.5988240535.

The spelling of 1139852347 in words is "one billion, one hundred thirty-nine million, eight hundred fifty-two thousand, three hundred forty-seven".