116589919 has 4 divisors (see below), whose sum is σ = 117181944. Its totient is φ = 115997896.

The previous prime is 116589887. The next prime is 116589929. The reversal of 116589919 is 919985611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 919985611 = 1171 ⋅785641.

It is a cyclic number.

It is not a de Polignac number, because 116589919 - 2⁵ = 116589887 is a prime.

It is a super-2 number, since 2×116589919² = 27186418424853122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116589929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295717 + ... + 296110.

It is an arithmetic number, because the mean of its divisors is an integer number (29295486).

Almost surely, 2^116589919 is an apocalyptic number.

116589919 is a deficient number, since it is larger than the sum of its proper divisors (592025).

116589919 is an equidigital number, since it uses as much as digits as its factorization.

116589919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592024.

The product of its digits is 174960, while the sum is 49.

The square root of 116589919 is about 10797.6811862548. The cubic root of 116589919 is about 488.5252326078.

The spelling of 116589919 in words is "one hundred sixteen million, five hundred eighty-nine thousand, nine hundred nineteen".