116984521 has 8 divisors (see below), whose sum is σ = 123971400. Its totient is φ = 110194560.

The previous prime is 116984513. The next prime is 116984557. The reversal of 116984521 is 125489611.

It can be written as a sum of positive squares in 4 ways, for example, as 5470921 + 111513600 = 2339^2 + 10560^2 .

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 116984521 - 2³ = 116984513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116984561) 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, 48006 + ... + 50383.

It is an arithmetic number, because the mean of its divisors is an integer number (15496425).

Almost surely, 2^116984521 is an apocalyptic number.

It is an amenable number.

116984521 is a deficient number, since it is larger than the sum of its proper divisors (6986879).

116984521 is an equidigital number, since it uses as much as digits as its factorization.

116984521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98459.

The product of its digits is 17280, while the sum is 37.

The square root of 116984521 is about 10815.9382856967. The cubic root of 116984521 is about 489.0757546469.

The spelling of 116984521 in words is "one hundred sixteen million, nine hundred eighty-four thousand, five hundred twenty-one".