40117339 has 4 divisors (see below), whose sum is σ = 40163656. Its totient is φ = 40071024.

The previous prime is 40117333. The next prime is 40117381. The reversal of 40117339 is 93371104.

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 40117339 - 2⁵ = 40117307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40117333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21834 + ... + 23599.

It is an arithmetic number, because the mean of its divisors is an integer number (10040914).

Almost surely, 2^40117339 is an apocalyptic number.

40117339 is a deficient number, since it is larger than the sum of its proper divisors (46317).

40117339 is an equidigital number, since it uses as much as digits as its factorization.

40117339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46316.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 40117339 is about 6333.8249896883. The cubic root of 40117339 is about 342.3292743173.

The spelling of 40117339 in words is "forty million, one hundred seventeen thousand, three hundred thirty-nine".