104445203513 has 4 divisors (see below), whose sum is σ = 119365946880. Its totient is φ = 89524460148.

The previous prime is 104445203507. The next prime is 104445203537. The reversal of 104445203513 is 315302544401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 104445203513 - 2⁴ = 104445203497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 104445203513.

It is not an unprimeable number, because it can be changed into a prime (104445203573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7460371673 + ... + 7460371686.

It is an arithmetic number, because the mean of its divisors is an integer number (29841486720).

Almost surely, 2^104445203513 is an apocalyptic number.

It is an amenable number.

104445203513 is a deficient number, since it is larger than the sum of its proper divisors (14920743367).

104445203513 is an equidigital number, since it uses as much as digits as its factorization.

104445203513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14920743366.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 104445203513 its reverse (315302544401), we get a palindrome (419747747914).

The spelling of 104445203513 in words is "one hundred four billion, four hundred forty-five million, two hundred three thousand, five hundred thirteen".