116001869 has 4 divisors (see below), whose sum is σ = 116372796. Its totient is φ = 115630944.

The previous prime is 116001839. The next prime is 116001877. The reversal of 116001869 is 968100611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 968100611 = 131 ⋅7390081.

It can be written as a sum of positive squares in 2 ways, for example, as 2856100 + 113145769 = 1690^2 + 10637^2 .

It is a cyclic number.

It is not a de Polignac number, because 116001869 - 2¹² = 115997773 is a prime.

It is a super-2 number, since 2×116001869² = 26912867222986322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116001839) 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 3 ways as a sum of consecutive naturals, for example, 184994 + ... + 185619.

It is an arithmetic number, because the mean of its divisors is an integer number (29093199).

Almost surely, 2^116001869 is an apocalyptic number.

It is an amenable number.

116001869 is a deficient number, since it is larger than the sum of its proper divisors (370927).

116001869 is an equidigital number, since it uses as much as digits as its factorization.

116001869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370926.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 116001869 is about 10770.4163800663. The cubic root of 116001869 is about 487.7025153781.

The spelling of 116001869 in words is "one hundred sixteen million, one thousand, eight hundred sixty-nine".