40313311111 has 4 divisors (see below), whose sum is σ = 42066063792. Its totient is φ = 38560558432.

The previous prime is 40313311099. The next prime is 40313311117. The reversal of 40313311111 is 11111331304.

It is a happy number.

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 40313311111 - 2¹¹ = 40313309063 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 (40313311117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 876376306 + ... + 876376351.

It is an arithmetic number, because the mean of its divisors is an integer number (10516515948).

Almost surely, 2^40313311111 is an apocalyptic number.

40313311111 is a deficient number, since it is larger than the sum of its proper divisors (1752752681).

40313311111 is a wasteful number, since it uses less digits than its factorization.

40313311111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752752680.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 40313311111 its reverse (11111331304), we get a palindrome (51424642415).

The spelling of 40313311111 in words is "forty billion, three hundred thirteen million, three hundred eleven thousand, one hundred eleven".