116419921 has 8 divisors (see below), whose sum is σ = 119728800. Its totient is φ = 113155680.

The previous prime is 116419913. The next prime is 116419931. The reversal of 116419921 is 129914611.

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 116419921 - 2³ = 116419913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116419931) 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, 5835 + ... + 16336.

It is an arithmetic number, because the mean of its divisors is an integer number (14966100).

Almost surely, 2^116419921 is an apocalyptic number.

It is an amenable number.

116419921 is a deficient number, since it is larger than the sum of its proper divisors (3308879).

116419921 is an equidigital number, since it uses as much as digits as its factorization.

116419921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22319.

The product of its digits is 3888, while the sum is 34.

The square root of 116419921 is about 10789.8063467330. The cubic root of 116419921 is about 488.2876800253.

The spelling of 116419921 in words is "one hundred sixteen million, four hundred nineteen thousand, nine hundred twenty-one".