391079114 has 16 divisors (see below), whose sum is σ = 590634240. Its totient is φ = 194205600.

The previous prime is 391079111. The next prime is 391079119. The reversal of 391079114 is 411970193.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (391079111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267317 + ... + 268775.

It is an arithmetic number, because the mean of its divisors is an integer number (36914640).

Almost surely, 2^391079114 is an apocalyptic number.

391079114 is a deficient number, since it is larger than the sum of its proper divisors (199555126).

391079114 is a wasteful number, since it uses less digits than its factorization.

391079114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285.

The product of its (nonzero) digits is 6804, while the sum is 35.

The square root of 391079114 is about 19775.7203155789. The cubic root of 391079114 is about 731.2875968299.

It can be divided in two parts, 391079 and 114, that added together give a palindrome (391193).

The spelling of 391079114 in words is "three hundred ninety-one million, seventy-nine thousand, one hundred fourteen".