4057043 has 2 divisors, whose sum is σ = 4057044. Its totient is φ = 4057042.

The previous prime is 4057021. The next prime is 4057061. The reversal of 4057043 is 3407504.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4057043 - 2⁶ = 4056979 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (4057343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028521 + 2028522.

It is an arithmetic number, because the mean of its divisors is an integer number (2028522).

Almost surely, 2^4057043 is an apocalyptic number.

4057043 is a deficient number, since it is larger than the sum of its proper divisors (1).

4057043 is an equidigital number, since it uses as much as digits as its factorization.

4057043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 4057043 is about 2014.2102670774. The cubic root of 4057043 is about 159.4911306867.

The spelling of 4057043 in words is "four million, fifty-seven thousand, forty-three".