1122444842 has 8 divisors (see below), whose sum is σ = 1686044100. Its totient is φ = 560430144.

The previous prime is 1122444821. The next prime is 1122444853. The reversal of 1122444842 is 2484442211.

It can be written as a sum of positive squares in 2 ways, for example, as 1104964081 + 17480761 = 33241^2 + 4181^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1122444799 and 1122444808.

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, 394367 + ... + 397202.

Almost surely, 2^1122444842 is an apocalyptic number.

1122444842 is a deficient number, since it is larger than the sum of its proper divisors (563599258).

1122444842 is an equidigital number, since it uses as much as digits as its factorization.

1122444842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792280.

The product of its digits is 16384, while the sum is 32.

The square root of 1122444842 is about 33502.9079633395. The cubic root of 1122444842 is about 1039.2539157091.

The spelling of 1122444842 in words is "one billion, one hundred twenty-two million, four hundred forty-four thousand, eight hundred forty-two".