1241043239 has 2 divisors, whose sum is σ = 1241043240. Its totient is φ = 1241043238.

The previous prime is 1241043217. The next prime is 1241043247. The reversal of 1241043239 is 9323401421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1241043239 - 2²⁴ = 1224266023 is a prime.

It is a super-2 number, since 2×1241043239² = 3080376642135222242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241043259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620521619 + 620521620.

It is an arithmetic number, because the mean of its divisors is an integer number (620521620).

Almost surely, 2^1241043239 is an apocalyptic number.

1241043239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241043239 is an equidigital number, since it uses as much as digits as its factorization.

1241043239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1241043239 is about 35228.4436074034. The cubic root of 1241043239 is about 1074.6382742587.

The spelling of 1241043239 in words is "one billion, two hundred forty-one million, forty-three thousand, two hundred thirty-nine".