1239750223 has 2 divisors, whose sum is σ = 1239750224. Its totient is φ = 1239750222.

The previous prime is 1239750217. The next prime is 1239750227. The reversal of 1239750223 is 3220579321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1239750223 - 2⁹ = 1239749711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1239750227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 619875111 + 619875112.

It is an arithmetic number, because the mean of its divisors is an integer number (619875112).

Almost surely, 2^1239750223 is an apocalyptic number.

1239750223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1239750223 is an equidigital number, since it uses as much as digits as its factorization.

1239750223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 1239750223 is about 35210.0869496228. The cubic root of 1239750223 is about 1074.2649304754.

The spelling of 1239750223 in words is "one billion, two hundred thirty-nine million, seven hundred fifty thousand, two hundred twenty-three".