1013204043 has 12 divisors (see below), whose sum is σ = 1464036600. Its totient is φ = 675229536.

The previous prime is 1013204033. The next prime is 1013204047. The reversal of 1013204043 is 3404023101.

It is not a de Polignac number, because 1013204043 - 2⁸ = 1013203787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1013204047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8980 + ... + 45902.

It is an arithmetic number, because the mean of its divisors is an integer number (122003050).

Almost surely, 2^1013204043 is an apocalyptic number.

1013204043 is a deficient number, since it is larger than the sum of its proper divisors (450832557).

1013204043 is a wasteful number, since it uses less digits than its factorization.

1013204043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39978 (or 39975 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1013204043 is about 31830.8661993355. The cubic root of 1013204043 is about 1004.3821166703.

Adding to 1013204043 its reverse (3404023101), we get a palindrome (4417227144).

The spelling of 1013204043 in words is "one billion, thirteen million, two hundred four thousand, forty-three".