116197619 has 4 divisors (see below), whose sum is σ = 118102560. Its totient is φ = 114292680.

The previous prime is 116197573. The next prime is 116197637. The reversal of 116197619 is 916791611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 916791611 = 41 ⋅22360771.

It is a cyclic number.

It is not a de Polignac number, because 116197619 - 2¹² = 116193523 is a prime.

It is a super-2 number, since 2×116197619² = 27003773322538322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116197919) 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, 952379 + ... + 952500.

It is an arithmetic number, because the mean of its divisors is an integer number (29525640).

Almost surely, 2^116197619 is an apocalyptic number.

116197619 is a deficient number, since it is larger than the sum of its proper divisors (1904941).

116197619 is an equidigital number, since it uses as much as digits as its factorization.

116197619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1904940.

The product of its digits is 20412, while the sum is 41.

The square root of 116197619 is about 10779.4999420196. The cubic root of 116197619 is about 487.9766894603.

The spelling of 116197619 in words is "one hundred sixteen million, one hundred ninety-seven thousand, six hundred nineteen".