43151057 has 2 divisors, whose sum is σ = 43151058. Its totient is φ = 43151056.

The previous prime is 43151047. The next prime is 43151081. The reversal of 43151057 is 75015134.

43151057 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., 31854736 + 11296321 = 5644^2 + 3361^2 .

It is a cyclic number.

It is not a de Polignac number, because 43151057 - 2¹⁰ = 43150033 is a prime.

It is not a weakly prime, because it can be changed into another prime (43151047) 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, 21575528 + 21575529.

It is an arithmetic number, because the mean of its divisors is an integer number (21575529).

Almost surely, 2^43151057 is an apocalyptic number.

It is an amenable number.

43151057 is a deficient number, since it is larger than the sum of its proper divisors (1).

43151057 is an equidigital number, since it uses as much as digits as its factorization.

43151057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 43151057 is about 6568.9464147609. The cubic root of 43151057 is about 350.7495690677.

The spelling of 43151057 in words is "forty-three million, one hundred fifty-one thousand, fifty-seven".