40502111 has 16 divisors (see below), whose sum is σ = 44610720. Its totient is φ = 36547200.

The previous prime is 40502107. The next prime is 40502117. The reversal of 40502111 is 11120504.

40502111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40502111 - 2² = 40502107 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 (40502117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142976 + ... + 143258.

It is an arithmetic number, because the mean of its divisors is an integer number (2788170).

Almost surely, 2^40502111 is an apocalyptic number.

40502111 is a deficient number, since it is larger than the sum of its proper divisors (4108609).

40502111 is a wasteful number, since it uses less digits than its factorization.

40502111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 40502111 is about 6364.1268843416. The cubic root of 40502111 is about 343.4202393087.

Adding to 40502111 its reverse (11120504), we get a palindrome (51622615).

The spelling of 40502111 in words is "forty million, five hundred two thousand, one hundred eleven".