1045546803 has 12 divisors (see below), whose sum is σ = 1725982128. Its totient is φ = 597455280.

The previous prime is 1045546793. The next prime is 1045546829. The reversal of 1045546803 is 3086455401.

It is a happy number.

1045546803 is a `hidden beast` number, since 104 + 5 + 546 + 8 + 0 + 3 = 666.

It is not a de Polignac number, because 1045546803 - 2⁸ = 1045546547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045546883) 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 in 11 ways as a sum of consecutive naturals, for example, 8297928 + ... + 8298053.

It is an arithmetic number, because the mean of its divisors is an integer number (143831844).

Almost surely, 2^1045546803 is an apocalyptic number.

1045546803 is a deficient number, since it is larger than the sum of its proper divisors (680435325).

1045546803 is a wasteful number, since it uses less digits than its factorization.

1045546803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16595994 (or 16595991 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 1045546803 is about 32334.9161588522. The cubic root of 1045546803 is about 1014.9574275785.

The spelling of 1045546803 in words is "one billion, forty-five million, five hundred forty-six thousand, eight hundred three".