1042034421 has 8 divisors (see below), whose sum is σ = 1390018720. Its totient is φ = 694369872.

The previous prime is 1042034401. The next prime is 1042034429. The reversal of 1042034421 is 1244302401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1042034421 - 2¹⁷ = 1041903349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042034429) 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, 72226 + ... + 85443.

It is an arithmetic number, because the mean of its divisors is an integer number (173752340).

Almost surely, 2^1042034421 is an apocalyptic number.

It is an amenable number.

1042034421 is a deficient number, since it is larger than the sum of its proper divisors (347984299).

1042034421 is a wasteful number, since it uses less digits than its factorization.

1042034421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159875.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1042034421 is about 32280.5579412748. The cubic root of 1042034421 is about 1013.8196122205.

Adding to 1042034421 its reverse (1244302401), we get a palindrome (2286336822).

The spelling of 1042034421 in words is "one billion, forty-two million, thirty-four thousand, four hundred twenty-one".