116659619 has 2 divisors, whose sum is σ = 116659620. Its totient is φ = 116659618.

The previous prime is 116659597. The next prime is 116659667. The reversal of 116659619 is 916956611.

It is a weak prime.

It is an emirp because it is prime and its reverse (916956611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116659619 - 2⁸ = 116659363 is a prime.

It is a super-2 number, since 2×116659619² = 27218933410450322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 116659619.

It is not a weakly prime, because it can be changed into another prime (116659919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58329809 + 58329810.

It is an arithmetic number, because the mean of its divisors is an integer number (58329810).

Almost surely, 2^116659619 is an apocalyptic number.

116659619 is a deficient number, since it is larger than the sum of its proper divisors (1).

116659619 is an equidigital number, since it uses as much as digits as its factorization.

116659619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 44.

The square root of 116659619 is about 10800.9082488465. The cubic root of 116659619 is about 488.6225635661.

The spelling of 116659619 in words is "one hundred sixteen million, six hundred fifty-nine thousand, six hundred nineteen".