542273269 has 2 divisors, whose sum is σ = 542273270. Its totient is φ = 542273268.

The previous prime is 542273239. The next prime is 542273299. The reversal of 542273269 is 962372245.

542273269 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (542273239) and next prime (542273299).

It can be written as a sum of positive squares in only one way, i.e., 410872900 + 131400369 = 20270^2 + 11463^2 .

It is a cyclic number.

It is not a de Polignac number, because 542273269 - 2¹¹ = 542271221 is a prime.

It is a super-2 number, since 2×542273269² = 588120596543892722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542273219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271136634 + 271136635.

It is an arithmetic number, because the mean of its divisors is an integer number (271136635).

Almost surely, 2^542273269 is an apocalyptic number.

It is an amenable number.

542273269 is a deficient number, since it is larger than the sum of its proper divisors (1).

542273269 is an equidigital number, since it uses as much as digits as its factorization.

542273269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 542273269 is about 23286.7616683815. The cubic root of 542273269 is about 815.4663891828.

The spelling of 542273269 in words is "five hundred forty-two million, two hundred seventy-three thousand, two hundred sixty-nine".