43197051 has 16 divisors (see below), whose sum is σ = 64195200. Its totient is φ = 25676928.

The previous prime is 43197047. The next prime is 43197053. The reversal of 43197051 is 15079134.

43197051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43197051 - 2² = 43197047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43197053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21321 + ... + 23258.

It is an arithmetic number, because the mean of its divisors is an integer number (4012200).

Almost surely, 2^43197051 is an apocalyptic number.

43197051 is a deficient number, since it is larger than the sum of its proper divisors (20998149).

43197051 is a wasteful number, since it uses less digits than its factorization.

43197051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44618.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 43197051 is about 6572.4463482025. The cubic root of 43197051 is about 350.8741442110.

The spelling of 43197051 in words is "forty-three million, one hundred ninety-seven thousand, fifty-one".