104306545 has 24 divisors (see below), whose sum is σ = 146233728. Its totient is φ = 71215200.

The previous prime is 104306507. The next prime is 104306557. The reversal of 104306545 is 545603401.

It is a de Polignac number, because none of the positive numbers 2^k-104306545 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65610 + ... + 67180.

It is an arithmetic number, because the mean of its divisors is an integer number (6093072).

Almost surely, 2^104306545 is an apocalyptic number.

It is an amenable number.

104306545 is a deficient number, since it is larger than the sum of its proper divisors (41927183).

104306545 is a wasteful number, since it uses less digits than its factorization.

104306545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861 (or 1854 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 104306545 is about 10213.0575735183. The cubic root of 104306545 is about 470.7285291221.

Adding to 104306545 its reverse (545603401), we get a palindrome (649909946).

The spelling of 104306545 in words is "one hundred four million, three hundred six thousand, five hundred forty-five".