1053430442 has 8 divisors (see below), whose sum is σ = 1601791716. Its totient is φ = 519499872.

The previous prime is 1053430421. The next prime is 1053430453. The reversal of 1053430442 is 2440343501.

1053430442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 976500001 + 76930441 = 31249^2 + 8771^2 .

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

It is a super-2 number, since 2×1053430442² = 2219431392264630728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3607493 + ... + 3607784.

Almost surely, 2^1053430442 is an apocalyptic number.

1053430442 is a deficient number, since it is larger than the sum of its proper divisors (548361274).

1053430442 is an equidigital number, since it uses as much as digits as its factorization.

1053430442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7215352.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1053430442 is about 32456.5931976848. The cubic root of 1053430442 is about 1017.5020388854.

Adding to 1053430442 its reverse (2440343501), we get a palindrome (3493773943).

The spelling of 1053430442 in words is "one billion, fifty-three million, four hundred thirty thousand, four hundred forty-two".