1235063239 has 2 divisors, whose sum is σ = 1235063240. Its totient is φ = 1235063238.

The previous prime is 1235063237. The next prime is 1235063273. The reversal of 1235063239 is 9323605321.

It is an a-pointer prime, because the next prime (1235063273) can be obtained adding 1235063239 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1235063239 - 2¹ = 1235063237 is a prime.

It is a super-2 number, since 2×1235063239² = 3050762408658342242, which contains 22 as substring.

Together with 1235063237, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1235063237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617531619 + 617531620.

It is an arithmetic number, because the mean of its divisors is an integer number (617531620).

Almost surely, 2^1235063239 is an apocalyptic number.

1235063239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235063239 is an equidigital number, since it uses as much as digits as its factorization.

1235063239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 1235063239 is about 35143.4665193973. The cubic root of 1235063239 is about 1072.9094367175.

The spelling of 1235063239 in words is "one billion, two hundred thirty-five million, sixty-three thousand, two hundred thirty-nine".