1031342304503 has 16 divisors (see below), whose sum is σ = 1237033161216. Its totient is φ = 840684847200.

The previous prime is 1031342304497. The next prime is 1031342304533. The reversal of 1031342304503 is 3054032431301.

1031342304503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1031342304503 - 2¹⁰ = 1031342303479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031342304533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18486173 + ... + 18541878.

It is an arithmetic number, because the mean of its divisors is an integer number (77314572576).

Almost surely, 2^{1031342304503} is an apocalyptic number.

1031342304503 is a deficient number, since it is larger than the sum of its proper divisors (205690856713).

1031342304503 is a wasteful number, since it uses less digits than its factorization.

1031342304503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37028254.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 1031342304503 its reverse (3054032431301), we get a palindrome (4085374735804).

The spelling of 1031342304503 in words is "one trillion, thirty-one billion, three hundred forty-two million, three hundred four thousand, five hundred three".