116819573 has 4 divisors (see below), whose sum is σ = 125805708. Its totient is φ = 107833440.

The previous prime is 116819557. The next prime is 116819609. The reversal of 116819573 is 375918611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57729604 + 59089969 = 7598^2 + 7687^2 .

It is not a de Polignac number, because 116819573 - 2⁴ = 116819557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116819573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116819273) 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, 4493048 + ... + 4493073.

It is an arithmetic number, because the mean of its divisors is an integer number (31451427).

Almost surely, 2^116819573 is an apocalyptic number.

116819573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

116819573 is a deficient number, since it is larger than the sum of its proper divisors (8986135).

116819573 is an equidigital number, since it uses as much as digits as its factorization.

116819573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8986134.

The product of its digits is 45360, while the sum is 41.

The square root of 116819573 is about 10808.3103674904. The cubic root of 116819573 is about 488.8457811643.

The spelling of 116819573 in words is "one hundred sixteen million, eight hundred nineteen thousand, five hundred seventy-three".