253023269 has 2 divisors, whose sum is σ = 253023270. Its totient is φ = 253023268.

The previous prime is 253023263. The next prime is 253023293. The reversal of 253023269 is 962320352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205922500 + 47100769 = 14350^2 + 6863^2 .

It is a cyclic number.

It is not a de Polignac number, because 253023269 - 2²⁰ = 251974693 is a prime.

It is a super-2 number, since 2×253023269² = 128041549310892722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_13835570 and since 253023269 and 13835570 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253023263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126511634 + 126511635.

It is an arithmetic number, because the mean of its divisors is an integer number (126511635).

Almost surely, 2^253023269 is an apocalyptic number.

It is an amenable number.

253023269 is a deficient number, since it is larger than the sum of its proper divisors (1).

253023269 is an equidigital number, since it uses as much as digits as its factorization.

253023269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 253023269 is about 15906.7051585173. The cubic root of 253023269 is about 632.4897436718.

The spelling of 253023269 in words is "two hundred fifty-three million, twenty-three thousand, two hundred sixty-nine".