40234111 has 4 divisors (see below), whose sum is σ = 41169832. Its totient is φ = 39298392.

The previous prime is 40234109. The next prime is 40234127. The reversal of 40234111 is 11143204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40234111 - 2¹ = 40234109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40234151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467796 + ... + 467881.

It is an arithmetic number, because the mean of its divisors is an integer number (10292458).

Almost surely, 2^40234111 is an apocalyptic number.

40234111 is a deficient number, since it is larger than the sum of its proper divisors (935721).

40234111 is an equidigital number, since it uses as much as digits as its factorization.

40234111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935720.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 40234111 is about 6343.0364179941. The cubic root of 40234111 is about 342.6610988453.

Adding to 40234111 its reverse (11143204), we get a palindrome (51377315).

The spelling of 40234111 in words is "forty million, two hundred thirty-four thousand, one hundred eleven".