275042029 has 2 divisors, whose sum is σ = 275042030. Its totient is φ = 275042028.

The previous prime is 275042023. The next prime is 275042057. The reversal of 275042029 is 920240572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 214622500 + 60419529 = 14650^2 + 7773^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-275042029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275042023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137521014 + 137521015.

It is an arithmetic number, because the mean of its divisors is an integer number (137521015).

Almost surely, 2^275042029 is an apocalyptic number.

It is an amenable number.

275042029 is a deficient number, since it is larger than the sum of its proper divisors (1).

275042029 is an equidigital number, since it uses as much as digits as its factorization.

275042029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 275042029 is about 16584.3911253926. The cubic root of 275042029 is about 650.3288505611.

The spelling of 275042029 in words is "two hundred seventy-five million, forty-two thousand, twenty-nine".