1045556422 has 4 divisors (see below), whose sum is σ = 1568334636. Its totient is φ = 522778210.

The previous prime is 1045556419. The next prime is 1045556429. The reversal of 1045556422 is 2246555401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045556429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261389104 + ... + 261389107.

It is an arithmetic number, because the mean of its divisors is an integer number (392083659).

Almost surely, 2^1045556422 is an apocalyptic number.

1045556422 is a deficient number, since it is larger than the sum of its proper divisors (522778214).

1045556422 is an equidigital number, since it uses as much as digits as its factorization.

1045556422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522778213.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 1045556422 is about 32335.0648986514. The cubic root of 1045556422 is about 1014.9605400952.

The spelling of 1045556422 in words is "one billion, forty-five million, five hundred fifty-six thousand, four hundred twenty-two".