108618619 has 2 divisors, whose sum is σ = 108618620. Its totient is φ = 108618618.

The previous prime is 108618541. The next prime is 108618641. The reversal of 108618619 is 916816801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 108618619 - 2¹³ = 108610427 is a prime.

It is a super-2 number, since 2×108618619² = 23596008786934322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (108618019) 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 as a sum of consecutive naturals, namely, 54309309 + 54309310.

It is an arithmetic number, because the mean of its divisors is an integer number (54309310).

Almost surely, 2^108618619 is an apocalyptic number.

108618619 is a deficient number, since it is larger than the sum of its proper divisors (1).

108618619 is an equidigital number, since it uses as much as digits as its factorization.

108618619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 108618619 is about 10422.0256668270. The cubic root of 108618619 is about 477.1278410087.

The spelling of 108618619 in words is "one hundred eight million, six hundred eighteen thousand, six hundred nineteen".