116197385 has 8 divisors (see below), whose sum is σ = 141347400. Its totient is φ = 91684224.

The previous prime is 116197381. The next prime is 116197391. The reversal of 116197385 is 583791611.

It can be written as a sum of positive squares in 4 ways, for example, as 35772361 + 80425024 = 5981^2 + 8968^2 .

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 116197385 - 2² = 116197381 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116197381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158810 + ... + 159539.

It is an arithmetic number, because the mean of its divisors is an integer number (17668425).

Almost surely, 2^116197385 is an apocalyptic number.

It is an amenable number.

116197385 is a deficient number, since it is larger than the sum of its proper divisors (25150015).

116197385 is an equidigital number, since it uses as much as digits as its factorization.

116197385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318427.

The product of its digits is 45360, while the sum is 41.

The square root of 116197385 is about 10779.4890880783. The cubic root of 116197385 is about 487.9763618959.

The spelling of 116197385 in words is "one hundred sixteen million, one hundred ninety-seven thousand, three hundred eighty-five".