40106011 has 4 divisors (see below), whose sum is σ = 43752024. Its totient is φ = 36460000.

The previous prime is 40105991. The next prime is 40106021. The reversal of 40106011 is 11060104.

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 40106011 - 2¹³ = 40097819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40105982 and 40106000.

It is not an unprimeable number, because it can be changed into a prime (40106021) 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, 1822990 + ... + 1823011.

It is an arithmetic number, because the mean of its divisors is an integer number (10938006).

Almost surely, 2^40106011 is an apocalyptic number.

40106011 is a deficient number, since it is larger than the sum of its proper divisors (3646013).

40106011 is a wasteful number, since it uses less digits than its factorization.

40106011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646012.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 40106011 is about 6332.9306801828. The cubic root of 40106011 is about 342.2970499211.

Adding to 40106011 its reverse (11060104), we get a palindrome (51166115).

The spelling of 40106011 in words is "forty million, one hundred six thousand, eleven".