1013143044 has 24 divisors (see below), whose sum is σ = 2404069920. Its totient is φ = 331990144.

The previous prime is 1013143037. The next prime is 1013143051. The reversal of 1013143044 is 4403413101.

It is an interprime number because it is at equal distance from previous prime (1013143037) and next prime (1013143051).

It is a self number, because there is not a number n which added to its sum of digits gives 1013143044.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 714789 + ... + 716204.

It is an arithmetic number, because the mean of its divisors is an integer number (100169580).

Almost surely, 2^1013143044 is an apocalyptic number.

It is an amenable number.

1013143044 is an abundant number, since it is smaller than the sum of its proper divisors (1390926876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013143044 is a wasteful number, since it uses less digits than its factorization.

1013143044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431059 (or 1431057 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1013143044 is about 31829.9080111772. The cubic root of 1013143044 is about 1004.3619603044.

Adding to 1013143044 its reverse (4403413101), we get a palindrome (5416556145).

The spelling of 1013143044 in words is "one billion, thirteen million, one hundred forty-three thousand, forty-four".