104151618 has 24 divisors (see below), whose sum is σ = 226386108. Its totient is φ = 34605792.

The previous prime is 104151617. The next prime is 104151629. The reversal of 104151618 is 816151401.

104151618 is a `hidden beast` number, since 1 + 0 + 41 + 5 + 1 + 618 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 67026969 + 37124649 = 8187^2 + 6093^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104151591 and 104151600.

It is not an unprimeable number, because it can be changed into a prime (104151617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3421 + ... + 14832.

Almost surely, 2^104151618 is an apocalyptic number.

104151618 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104151618 is an abundant number, since it is smaller than the sum of its proper divisors (122234490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104151618 is a wasteful number, since it uses less digits than its factorization.

104151618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18578 (or 18575 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

The square root of 104151618 is about 10205.4700038754. The cubic root of 104151618 is about 470.4953552093.

The spelling of 104151618 in words is "one hundred four million, one hundred fifty-one thousand, six hundred eighteen".