319440117 has 8 divisors (see below), whose sum is σ = 426648096. Its totient is φ = 212596112.

The previous prime is 319440113. The next prime is 319440127. The reversal of 319440117 is 711044913.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 319440117 - 2² = 319440113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319440113) 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 7 ways as a sum of consecutive naturals, for example, 88938 + ... + 92459.

It is an arithmetic number, because the mean of its divisors is an integer number (53331012).

Almost surely, 2^319440117 is an apocalyptic number.

It is an amenable number.

319440117 is a deficient number, since it is larger than the sum of its proper divisors (107207979).

319440117 is a wasteful number, since it uses less digits than its factorization.

319440117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181987.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 319440117 is about 17872.8877633135. The cubic root of 319440117 is about 683.5912347686.

The spelling of 319440117 in words is "three hundred nineteen million, four hundred forty thousand, one hundred seventeen".