43199201 has 2 divisors, whose sum is σ = 43199202. Its totient is φ = 43199200.

The previous prime is 43199171. The next prime is 43199209. The reversal of 43199201 is 10299134.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35224225 + 7974976 = 5935^2 + 2824^2 .

It is a cyclic number.

It is not a de Polignac number, because 43199201 - 2²² = 39004897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43199209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21599600 + 21599601.

It is an arithmetic number, because the mean of its divisors is an integer number (21599601).

Almost surely, 2^43199201 is an apocalyptic number.

It is an amenable number.

43199201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43199201 is an equidigital number, since it uses as much as digits as its factorization.

43199201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 43199201 is about 6572.6099077916. The cubic root of 43199201 is about 350.8799653406.

The spelling of 43199201 in words is "forty-three million, one hundred ninety-nine thousand, two hundred one".