40052843 has 2 divisors, whose sum is σ = 40052844. Its totient is φ = 40052842.

The previous prime is 40052827. The next prime is 40052911. The reversal of 40052843 is 34825004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40052843 - 2⁴ = 40052827 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40852843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20026421 + 20026422.

It is an arithmetic number, because the mean of its divisors is an integer number (20026422).

Almost surely, 2^40052843 is an apocalyptic number.

40052843 is a deficient number, since it is larger than the sum of its proper divisors (1).

40052843 is an equidigital number, since it uses as much as digits as its factorization.

40052843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 40052843 is about 6328.7315474746. The cubic root of 40052843 is about 342.1457234974.

Adding to 40052843 its reverse (34825004), we get a palindrome (74877847).

The spelling of 40052843 in words is "forty million, fifty-two thousand, eight hundred forty-three".