1042331242 has 4 divisors (see below), whose sum is σ = 1563496866. Its totient is φ = 521165620.

The previous prime is 1042331239. The next prime is 1042331249. The reversal of 1042331242 is 2421332401.

1042331242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 981631561 + 60699681 = 31331^2 + 7791^2 .

It is not an unprimeable number, because it can be changed into a prime (1042331249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260582809 + ... + 260582812.

Almost surely, 2^1042331242 is an apocalyptic number.

1042331242 is a deficient number, since it is larger than the sum of its proper divisors (521165624).

1042331242 is an equidigital number, since it uses as much as digits as its factorization.

1042331242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521165623.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1042331242 is about 32285.1551335904. The cubic root of 1042331242 is about 1013.9158644418.

Adding to 1042331242 its reverse (2421332401), we get a palindrome (3463663643).

The spelling of 1042331242 in words is "one billion, forty-two million, three hundred thirty-one thousand, two hundred forty-two".