1023143103 has 32 divisors (see below), whose sum is σ = 1600121600. Its totient is φ = 644342688.

The previous prime is 1023143083. The next prime is 1023143117. The reversal of 1023143103 is 3013413201.

1023143103 is a `hidden beast` number, since 1 + 0 + 231 + 431 + 0 + 3 = 666.

It is not a de Polignac number, because 1023143103 - 2¹⁴ = 1023126719 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 (1023143123) 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 31 ways as a sum of consecutive naturals, for example, 188676 + ... + 194022.

It is an arithmetic number, because the mean of its divisors is an integer number (50003800).

Almost surely, 2^1023143103 is an apocalyptic number.

1023143103 is a deficient number, since it is larger than the sum of its proper divisors (576978497).

1023143103 is a wasteful number, since it uses less digits than its factorization.

1023143103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5748 (or 5742 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1023143103 is about 31986.6081821752. The cubic root of 1023143103 is about 1007.6556097452.

Adding to 1023143103 its reverse (3013413201), we get a palindrome (4036556304).

The spelling of 1023143103 in words is "one billion, twenty-three million, one hundred forty-three thousand, one hundred three".