1013043003 has 24 divisors (see below), whose sum is σ = 1576373760. Its totient is φ = 576994320.

The previous prime is 1013042983. The next prime is 1013043011. The reversal of 1013043003 is 3003403101.

It is not a de Polignac number, because 1013043003 - 2⁹ = 1013042491 is a prime.

It is a super-2 number, since 2×1013043003² = 2052512251854516018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013043023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34638 + ... + 56796.

It is an arithmetic number, because the mean of its divisors is an integer number (65682240).

Almost surely, 2^1013043003 is an apocalyptic number.

1013043003 is a deficient number, since it is larger than the sum of its proper divisors (563330757).

1013043003 is a wasteful number, since it uses less digits than its factorization.

1013043003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22487 (or 22480 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1013043003 is about 31828.3364786789. The cubic root of 1013043003 is about 1004.3289012404.

Adding to 1013043003 its reverse (3003403101), we get a palindrome (4016446104).

The spelling of 1013043003 in words is "one billion, thirteen million, forty-three thousand, three".