104145829 has 4 divisors (see below), whose sum is σ = 104174476. Its totient is φ = 104117184.

The previous prime is 104145809. The next prime is 104145841. The reversal of 104145829 is 928541401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30580900 + 73564929 = 5530^2 + 8577^2 .

It is a cyclic number.

It is not a de Polignac number, because 104145829 - 2⁹ = 104145317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104145794 and 104145803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104145809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7914 + ... + 16459.

It is an arithmetic number, because the mean of its divisors is an integer number (26043619).

Almost surely, 2^104145829 is an apocalyptic number.

It is an amenable number.

104145829 is a deficient number, since it is larger than the sum of its proper divisors (28647).

104145829 is an equidigital number, since it uses as much as digits as its factorization.

104145829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28646.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 104145829 is about 10205.1863775239. The cubic root of 104145829 is about 470.4866379561.

The spelling of 104145829 in words is "one hundred four million, one hundred forty-five thousand, eight hundred twenty-nine".