275028029 has 2 divisors, whose sum is σ = 275028030. Its totient is φ = 275028028.

The previous prime is 275027999. The next prime is 275028031. The reversal of 275028029 is 920820572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271425625 + 3602404 = 16475^2 + 1898^2 .

It is a cyclic number.

It is not a de Polignac number, because 275028029 - 2¹² = 275023933 is a prime.

Together with 275028031, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 275028029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275028049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137514014 + 137514015.

It is an arithmetic number, because the mean of its divisors is an integer number (137514015).

Almost surely, 2^275028029 is an apocalyptic number.

It is an amenable number.

275028029 is a deficient number, since it is larger than the sum of its proper divisors (1).

275028029 is an equidigital number, since it uses as much as digits as its factorization.

275028029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 275028029 is about 16583.9690363917. The cubic root of 275028029 is about 650.3178161767.

The spelling of 275028029 in words is "two hundred seventy-five million, twenty-eight thousand, twenty-nine".