40341043 has 2 divisors, whose sum is σ = 40341044. Its totient is φ = 40341042.

The previous prime is 40341031. The next prime is 40341107. The reversal of 40341043 is 34014304.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40341043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40341043.

It is not a weakly prime, because it can be changed into another prime (40341023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20170521 + 20170522.

It is an arithmetic number, because the mean of its divisors is an integer number (20170522).

Almost surely, 2^40341043 is an apocalyptic number.

40341043 is a deficient number, since it is larger than the sum of its proper divisors (1).

40341043 is an equidigital number, since it uses as much as digits as its factorization.

40341043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40341043 is about 6351.4599109181. The cubic root of 40341043 is about 342.9643988923.

Adding to 40341043 its reverse (34014304), we get a palindrome (74355347).

The spelling of 40341043 in words is "forty million, three hundred forty-one thousand, forty-three".