275403045 has 16 divisors (see below), whose sum is σ = 442886400. Its totient is φ = 146134464.

The previous prime is 275403019. The next prime is 275403059. The reversal of 275403045 is 540304572.

It is not a de Polignac number, because 275403045 - 2⁸ = 275402789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43645 + ... + 49554.

It is an arithmetic number, because the mean of its divisors is an integer number (27680400).

Almost surely, 2^275403045 is an apocalyptic number.

It is an amenable number.

275403045 is a deficient number, since it is larger than the sum of its proper divisors (167483355).

275403045 is a wasteful number, since it uses less digits than its factorization.

275403045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93404.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 275403045 is about 16595.2717663797. The cubic root of 275403045 is about 650.6132634240.

The spelling of 275403045 in words is "two hundred seventy-five million, four hundred three thousand, forty-five".