40050111 has 4 divisors (see below), whose sum is σ = 53400152. Its totient is φ = 26700072.

The previous prime is 40050083. The next prime is 40050133. The reversal of 40050111 is 11105004.

It is a happy number.

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

It is not a de Polignac number, because 40050111 - 2⁷ = 40049983 is a prime.

It is a super-2 number, since 2×40050111² = 3208022782224642, 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 (40050811) 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, 6675016 + ... + 6675021.

It is an arithmetic number, because the mean of its divisors is an integer number (13350038).

Almost surely, 2^40050111 is an apocalyptic number.

40050111 is a deficient number, since it is larger than the sum of its proper divisors (13350041).

40050111 is a wasteful number, since it uses less digits than its factorization.

40050111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13350040.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 40050111 is about 6328.5157027537. The cubic root of 40050111 is about 342.1379440798.

Adding to 40050111 its reverse (11105004), we get a palindrome (51155115).

The spelling of 40050111 in words is "forty million, fifty thousand, one hundred eleven".