1023104044503 has 64 divisors (see below), whose sum is σ = 1588139481600. Its totient is φ = 650366565120.

The previous prime is 1023104044477. The next prime is 1023104044517. The reversal of 1023104044503 is 3054404013201.

It is a happy number.

1023104044503 is a `hidden beast` number, since 10 + 2 + 3 + 104 + 0 + 44 + 503 = 666.

It is not a de Polignac number, because 1023104044503 - 2²⁶ = 1023036935639 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 (1023104044583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11253876 + ... + 11344422.

It is an arithmetic number, because the mean of its divisors is an integer number (24814679400).

Almost surely, 2^{1023104044503} is an apocalyptic number.

1023104044503 is a deficient number, since it is larger than the sum of its proper divisors (565035437097).

1023104044503 is a wasteful number, since it uses less digits than its factorization.

1023104044503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90829 (or 90823 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1023104044503 its reverse (3054404013201), we get a palindrome (4077508057704).

The spelling of 1023104044503 in words is "one trillion, twenty-three billion, one hundred four million, forty-four thousand, five hundred three".