104131503045 has 16 divisors (see below), whose sum is σ = 185122672320. Its totient is φ = 55536801552.

The previous prime is 104131503043. The next prime is 104131503079. The reversal of 104131503045 is 540305131401.

It is a happy number.

104131503045 is a `hidden beast` number, since 1 + 0 + 41 + 315 + 0 + 304 + 5 = 666.

It is not a de Polignac number, because 104131503045 - 2¹ = 104131503043 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104131503043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385672099 + ... + 385672368.

It is an arithmetic number, because the mean of its divisors is an integer number (11570167020).

Almost surely, 2^104131503045 is an apocalyptic number.

104131503045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104131503045 is a deficient number, since it is larger than the sum of its proper divisors (80991169275).

104131503045 is an equidigital number, since it uses as much as digits as its factorization.

104131503045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771344481 (or 771344475 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 104131503045 its reverse (540305131401), we get a palindrome (644436634446).

The spelling of 104131503045 in words is "one hundred four billion, one hundred thirty-one million, five hundred three thousand, forty-five".