40348111 has 4 divisors (see below), whose sum is σ = 40360824. Its totient is φ = 40335400.

The previous prime is 40348109. The next prime is 40348127. The reversal of 40348111 is 11184304.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40348111 - 2¹ = 40348109 is a prime.

It is a super-2 number, since 2×40348111² = 3255940122536642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40348171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2841 + ... + 9421.

It is an arithmetic number, because the mean of its divisors is an integer number (10090206).

Almost surely, 2^40348111 is an apocalyptic number.

40348111 is a deficient number, since it is larger than the sum of its proper divisors (12713).

40348111 is an equidigital number, since it uses as much as digits as its factorization.

40348111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12712.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 40348111 is about 6352.0162940597. The cubic root of 40348111 is about 342.9844275499.

The spelling of 40348111 in words is "forty million, three hundred forty-eight thousand, one hundred eleven".