1123674239 has 2 divisors, whose sum is σ = 1123674240. Its totient is φ = 1123674238.

The previous prime is 1123674199. The next prime is 1123674301. The reversal of 1123674239 is 9324763211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1123674239 - 2¹² = 1123670143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123671239) 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, 561837119 + 561837120.

It is an arithmetic number, because the mean of its divisors is an integer number (561837120).

Almost surely, 2^1123674239 is an apocalyptic number.

1123674239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123674239 is an equidigital number, since it uses as much as digits as its factorization.

1123674239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 1123674239 is about 33521.2505584144. The cubic root of 1123674239 is about 1039.6332036754.

The spelling of 1123674239 in words is "one billion, one hundred twenty-three million, six hundred seventy-four thousand, two hundred thirty-nine".