116645147 has 4 divisors (see below), whose sum is σ = 117249720. Its totient is φ = 116040576.

The previous prime is 116645101. The next prime is 116645149. The reversal of 116645147 is 741546611.

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

It is a cyclic number.

It is not a de Polignac number, because 116645147 - 2⁶ = 116645083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116645149) 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, 301997 + ... + 302382.

It is an arithmetic number, because the mean of its divisors is an integer number (29312430).

Almost surely, 2^116645147 is an apocalyptic number.

116645147 is a deficient number, since it is larger than the sum of its proper divisors (604573).

116645147 is an equidigital number, since it uses as much as digits as its factorization.

116645147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604572.

The product of its digits is 20160, while the sum is 35.

The square root of 116645147 is about 10800.2382844084. The cubic root of 116645147 is about 488.6023576651.

The spelling of 116645147 in words is "one hundred sixteen million, six hundred forty-five thousand, one hundred forty-seven".