104312004131505 has 16 divisors (see below), whose sum is σ = 167380184159424. Its totient is φ = 55472743020480.

The previous prime is 104312004131483. The next prime is 104312004131537. The reversal of 104312004131505 is 505131400213401.

It is not a de Polignac number, because 104312004131505 - 2⁸ = 104312004131249 is a prime.

It is a super-2 number, since 2×104312004131505² (a number of 29 digits) contains 22 as substring.

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, 10020360226 + ... + 10020370635.

It is an arithmetic number, because the mean of its divisors is an integer number (10461261509964).

Almost surely, 2^{104312004131505} is an apocalyptic number.

104312004131505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104312004131505 is a deficient number, since it is larger than the sum of its proper divisors (63068180027919).

104312004131505 is a wasteful number, since it uses less digits than its factorization.

104312004131505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20040731216.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 104312004131505 its reverse (505131400213401), we get a palindrome (609443404344906).

The spelling of 104312004131505 in words is "one hundred four trillion, three hundred twelve billion, four million, one hundred thirty-one thousand, five hundred five".