43151201 has 2 divisors, whose sum is σ = 43151202. Its totient is φ = 43151200.

The previous prime is 43151191. The next prime is 43151221. The reversal of 43151201 is 10215134.

43151201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31584400 + 11566801 = 5620^2 + 3401^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43151201 is a prime.

It is a super-2 number, since 2×43151201² = 3724052295484802, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43151201.

It is not a weakly prime, because it can be changed into another prime (43151221) 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 as a sum of consecutive naturals, namely, 21575600 + 21575601.

It is an arithmetic number, because the mean of its divisors is an integer number (21575601).

Almost surely, 2^43151201 is an apocalyptic number.

It is an amenable number.

43151201 is a deficient number, since it is larger than the sum of its proper divisors (1).

43151201 is an equidigital number, since it uses as much as digits as its factorization.

43151201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 43151201 is about 6568.9573754135. The cubic root of 43151201 is about 350.7499592310.

Adding to 43151201 its reverse (10215134), we get a palindrome (53366335).

The spelling of 43151201 in words is "forty-three million, one hundred fifty-one thousand, two hundred one".