43027157 has 2 divisors, whose sum is σ = 43027158. Its totient is φ = 43027156.

The previous prime is 43027151. The next prime is 43027247. The reversal of 43027157 is 75172034.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42915601 + 111556 = 6551^2 + 334^2 .

It is a cyclic number.

It is not a de Polignac number, because 43027157 - 2⁴ = 43027141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43027151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21513578 + 21513579.

It is an arithmetic number, because the mean of its divisors is an integer number (21513579).

Almost surely, 2^43027157 is an apocalyptic number.

It is an amenable number.

43027157 is a deficient number, since it is larger than the sum of its proper divisors (1).

43027157 is an equidigital number, since it uses as much as digits as its factorization.

43027157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 43027157 is about 6559.5088993003. The cubic root of 43027157 is about 350.4135438363.

The spelling of 43027157 in words is "forty-three million, twenty-seven thousand, one hundred fifty-seven".