1045412556 has 24 divisors (see below), whose sum is σ = 2468687424. Its totient is φ = 344272080.

The previous prime is 1045412551. The next prime is 1045412579. The reversal of 1045412556 is 6552145401.

It is not an unprimeable number, because it can be changed into a prime (1045412551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523810 + ... + 525801.

It is an arithmetic number, because the mean of its divisors is an integer number (102861976).

Almost surely, 2^1045412556 is an apocalyptic number.

It is an amenable number.

1045412556 is an abundant number, since it is smaller than the sum of its proper divisors (1423274868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045412556 is a wasteful number, since it uses less digits than its factorization.

1045412556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049701 (or 1049699 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 1045412556 is about 32332.8402092980. The cubic root of 1045412556 is about 1014.9139859327.

Adding to 1045412556 its reverse (6552145401), we get a palindrome (7597557957).

The spelling of 1045412556 in words is "one billion, forty-five million, four hundred twelve thousand, five hundred fifty-six".