234045569 has 2 divisors, whose sum is σ = 234045570. Its totient is φ = 234045568.

The previous prime is 234045529. The next prime is 234045587. The reversal of 234045569 is 965540432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 231404944 + 2640625 = 15212^2 + 1625^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234045569 is a prime.

It is a super-2 number, since 2×234045569² = 109554656737067522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234045529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117022784 + 117022785.

It is an arithmetic number, because the mean of its divisors is an integer number (117022785).

Almost surely, 2^234045569 is an apocalyptic number.

It is an amenable number.

234045569 is a deficient number, since it is larger than the sum of its proper divisors (1).

234045569 is an equidigital number, since it uses as much as digits as its factorization.

234045569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 234045569 is about 15298.5479376312. The cubic root of 234045569 is about 616.2640131930.

The spelling of 234045569 in words is "two hundred thirty-four million, forty-five thousand, five hundred sixty-nine".