116465 has 4 divisors (see below), whose sum is σ = 139764. Its totient is φ = 93168.

The previous prime is 116461. The next prime is 116471. The reversal of 116465 is 564611.

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 18496 + 97969 = 136^2 + 313^2 .

It is a cyclic number.

It is not a de Polignac number, because 116465 - 2² = 116461 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 116465.

It is not an unprimeable number, because it can be changed into a prime (116461) 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, 11642 + ... + 11651.

It is an arithmetic number, because the mean of its divisors is an integer number (34941).

2¹¹⁶⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

116465 is a deficient number, since it is larger than the sum of its proper divisors (23299).

116465 is an equidigital number, since it uses as much as digits as its factorization.

116465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23298.

The product of its digits is 720, while the sum is 23.

The square root of 116465 is about 341.2696880767. The cubic root of 116465 is about 48.8350695243.

The spelling of 116465 in words is "one hundred sixteen thousand, four hundred sixty-five".