1153142239 has 2 divisors, whose sum is σ = 1153142240. Its totient is φ = 1153142238.

The previous prime is 1153142233. The next prime is 1153142279. The reversal of 1153142239 is 9322413511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1153142239 - 2¹⁵ = 1153109471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1153142239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1153142233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576571119 + 576571120.

It is an arithmetic number, because the mean of its divisors is an integer number (576571120).

Almost surely, 2^1153142239 is an apocalyptic number.

1153142239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153142239 is an equidigital number, since it uses as much as digits as its factorization.

1153142239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 31.

The square root of 1153142239 is about 33957.9480976104. The cubic root of 1153142239 is about 1048.6429146501.

The spelling of 1153142239 in words is "one billion, one hundred fifty-three million, one hundred forty-two thousand, two hundred thirty-nine".