275234121 has 12 divisors (see below), whose sum is σ = 397723248. Its totient is φ = 183414264.

The previous prime is 275234119. The next prime is 275234129. The reversal of 275234121 is 121432572.

It is not a de Polignac number, because 275234121 - 2¹ = 275234119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (275234129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25306 + ... + 34508.

It is an arithmetic number, because the mean of its divisors is an integer number (33143604).

Almost surely, 2^275234121 is an apocalyptic number.

It is an amenable number.

275234121 is a deficient number, since it is larger than the sum of its proper divisors (122489127).

275234121 is a wasteful number, since it uses less digits than its factorization.

275234121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12532 (or 12529 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 275234121 is about 16590.1814637454. The cubic root of 275234121 is about 650.4802139713.

Adding to 275234121 its reverse (121432572), we get a palindrome (396666693).

The spelling of 275234121 in words is "two hundred seventy-five million, two hundred thirty-four thousand, one hundred twenty-one".