1233209023 has 2 divisors, whose sum is σ = 1233209024. Its totient is φ = 1233209022.

The previous prime is 1233208987. The next prime is 1233209027. The reversal of 1233209023 is 3209023321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1233209023 - 2⁹ = 1233208511 is a prime.

It is a super-2 number, since 2×1233209023² = 3041608988817229058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233209027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616604511 + 616604512.

It is an arithmetic number, because the mean of its divisors is an integer number (616604512).

Almost surely, 2^1233209023 is an apocalyptic number.

1233209023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233209023 is an equidigital number, since it uses as much as digits as its factorization.

1233209023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 1233209023 is about 35117.0759460408. The cubic root of 1233209023 is about 1072.3722436449.

The spelling of 1233209023 in words is "one billion, two hundred thirty-three million, two hundred nine thousand, twenty-three".