43275051 has 6 divisors (see below), whose sum is σ = 62508420. Its totient is φ = 28850028.

The previous prime is 43275041. The next prime is 43275073. The reversal of 43275051 is 15057234.

It is a happy number.

It is not a de Polignac number, because 43275051 - 2⁵ = 43275019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43275031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2404161 + ... + 2404178.

It is an arithmetic number, because the mean of its divisors is an integer number (10418070).

Almost surely, 2^43275051 is an apocalyptic number.

43275051 is a deficient number, since it is larger than the sum of its proper divisors (19233369).

43275051 is a wasteful number, since it uses less digits than its factorization.

43275051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808345 (or 4808342 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 43275051 is about 6578.3775355326. The cubic root of 43275051 is about 351.0852058954.

The spelling of 43275051 in words is "forty-three million, two hundred seventy-five thousand, fifty-one".