1043042072 has 32 divisors (see below), whose sum is σ = 2142158400. Its totient is φ = 473915904.

The previous prime is 1043042071. The next prime is 1043042081. The reversal of 1043042072 is 2702403401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043042071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128288 + ... + 136175.

It is an arithmetic number, because the mean of its divisors is an integer number (66942450).

Almost surely, 2^1043042072 is an apocalyptic number.

It is an amenable number.

1043042072 is an abundant number, since it is smaller than the sum of its proper divisors (1099116328).

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

1043042072 is a wasteful number, since it uses less digits than its factorization.

1043042072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264515 (or 264511 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 1043042072 is about 32296.1618772262. The cubic root of 1043042072 is about 1014.1462960014.

Adding to 1043042072 its reverse (2702403401), we get a palindrome (3745445473).

The spelling of 1043042072 in words is "one billion, forty-three million, forty-two thousand, seventy-two".