1042311042 has 12 divisors (see below), whose sum is σ = 2258340630. Its totient is φ = 347437008.

The previous prime is 1042311001. The next prime is 1042311071. The reversal of 1042311042 is 2401132401.

It can be written as a sum of positive squares in only one way, i.e., 703787841 + 338523201 = 26529^2 + 18399^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 57906169 = 1042311042 / (1 + 0 + 4 + 2 + 3 + 1 + 1 + 0 + 4 + 2).

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 5 ways as a sum of consecutive naturals, for example, 28953067 + ... + 28953102.

Almost surely, 2^1042311042 is an apocalyptic number.

1042311042 is an abundant number, since it is smaller than the sum of its proper divisors (1216029588).

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

1042311042 is a wasteful number, since it uses less digits than its factorization.

1042311042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57906177 (or 57906174 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1042311042 is about 32284.8422947983. The cubic root of 1042311042 is about 1013.9093146261.

Adding to 1042311042 its reverse (2401132401), we get a palindrome (3443443443).

The spelling of 1042311042 in words is "one billion, forty-two million, three hundred eleven thousand, forty-two".