104345145 has 32 divisors (see below), whose sum is σ = 186105600. Its totient is φ = 55469952.

The previous prime is 104345141. The next prime is 104345159. The reversal of 104345145 is 541543401.

It is a happy number.

It is not a de Polignac number, because 104345145 - 2² = 104345141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (104345141) 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 31 ways as a sum of consecutive naturals, for example, 47389 + ... + 49541.

It is an arithmetic number, because the mean of its divisors is an integer number (5815800).

Almost surely, 2^104345145 is an apocalyptic number.

104345145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104345145 is a deficient number, since it is larger than the sum of its proper divisors (81760455).

104345145 is a wasteful number, since it uses less digits than its factorization.

104345145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2526 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 104345145 is about 10214.9471364271. The cubic root of 104345145 is about 470.7865883753.

Adding to 104345145 its reverse (541543401), we get a palindrome (645888546).

The spelling of 104345145 in words is "one hundred four million, three hundred forty-five thousand, one hundred forty-five".