116673565 has 4 divisors (see below), whose sum is σ = 140008284. Its totient is φ = 93338848.

The previous prime is 116673539. The next prime is 116673589. The reversal of 116673565 is 565376611.

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 84897796 + 31775769 = 9214^2 + 5637^2 .

It is a cyclic number.

It is not a de Polignac number, because 116673565 - 2¹¹ = 116671517 is a prime.

It is a super-2 number, since 2×116673565² = 27225441539618450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11667352 + ... + 11667361.

It is an arithmetic number, because the mean of its divisors is an integer number (35002071).

Almost surely, 2^116673565 is an apocalyptic number.

It is an amenable number.

116673565 is a deficient number, since it is larger than the sum of its proper divisors (23334719).

116673565 is an equidigital number, since it uses as much as digits as its factorization.

116673565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23334718.

The product of its digits is 113400, while the sum is 40.

The square root of 116673565 is about 10801.5538234089. The cubic root of 116673565 is about 488.6420334816.

The spelling of 116673565 in words is "one hundred sixteen million, six hundred seventy-three thousand, five hundred sixty-five".