275207069 has 2 divisors, whose sum is σ = 275207070. Its totient is φ = 275207068.

The previous prime is 275207059. The next prime is 275207087. The reversal of 275207069 is 960702572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 271920100 + 3286969 = 16490^2 + 1813^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-275207069 is a prime.

It is a super-2 number, since 2×275207069² = 151477861655141522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275207059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137603534 + 137603535.

It is an arithmetic number, because the mean of its divisors is an integer number (137603535).

Almost surely, 2^275207069 is an apocalyptic number.

It is an amenable number.

275207069 is a deficient number, since it is larger than the sum of its proper divisors (1).

275207069 is an equidigital number, since it uses as much as digits as its factorization.

275207069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 275207069 is about 16589.3661422009. The cubic root of 275207069 is about 650.4589019731.

The spelling of 275207069 in words is "two hundred seventy-five million, two hundred seven thousand, sixty-nine".