116215399 has 8 divisors (see below), whose sum is σ = 119016000. Its totient is φ = 113448192.

The previous prime is 116215391. The next prime is 116215433. The reversal of 116215399 is 993512611.

It is a happy number.

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 116215399 - 2³ = 116215391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116215391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234 + ... + 15295.

It is an arithmetic number, because the mean of its divisors is an integer number (14877000).

Almost surely, 2^116215399 is an apocalyptic number.

116215399 is a deficient number, since it is larger than the sum of its proper divisors (2800601).

116215399 is an equidigital number, since it uses as much as digits as its factorization.

116215399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16697.

The product of its digits is 14580, while the sum is 37.

The square root of 116215399 is about 10780.3246240547. The cubic root of 116215399 is about 488.0015774718.

It can be divided in two parts, 11621 and 5399, that added together give a triangular number (17020 = T₁₈₄).

The spelling of 116215399 in words is "one hundred sixteen million, two hundred fifteen thousand, three hundred ninety-nine".