104345405 has 16 divisors (see below), whose sum is σ = 135406080. Its totient is φ = 76891392.

The previous prime is 104345399. The next prime is 104345419. The reversal of 104345405 is 504543401.

It is a cyclic number.

It is not a de Polignac number, because 104345405 - 2⁴ = 104345389 is a prime.

It is a super-2 number, since 2×104345405² = 21775927089228050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9065 + ... + 17054.

It is an arithmetic number, because the mean of its divisors is an integer number (8462880).

Almost surely, 2^104345405 is an apocalyptic number.

It is an amenable number.

104345405 is a deficient number, since it is larger than the sum of its proper divisors (31060675).

104345405 is a wasteful number, since it uses less digits than its factorization.

104345405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26188.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 104345405 is about 10214.9598628678. The cubic root of 104345405 is about 470.7869793995.

Adding to 104345405 its reverse (504543401), we get a palindrome (608888806).

The spelling of 104345405 in words is "one hundred four million, three hundred forty-five thousand, four hundred five".