43363081 has 2 divisors, whose sum is σ = 43363082. Its totient is φ = 43363080.

The previous prime is 43363051. The next prime is 43363097. The reversal of 43363081 is 18036334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25857225 + 17505856 = 5085^2 + 4184^2 .

It is a cyclic number.

It is not a de Polignac number, because 43363081 - 2¹³ = 43354889 is a prime.

It is a super-2 number, since 2×43363081² = 3760713587625122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43363031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21681540 + 21681541.

It is an arithmetic number, because the mean of its divisors is an integer number (21681541).

Almost surely, 2^43363081 is an apocalyptic number.

It is an amenable number.

43363081 is a deficient number, since it is larger than the sum of its proper divisors (1).

43363081 is an equidigital number, since it uses as much as digits as its factorization.

43363081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 43363081 is about 6585.0649958827. The cubic root of 43363081 is about 351.3231035392.

The spelling of 43363081 in words is "forty-three million, three hundred sixty-three thousand, eighty-one".