1045328103 has 12 divisors (see below), whose sum is σ = 1513199688. Its totient is φ = 695370960.

The previous prime is 1045328059. The next prime is 1045328129. The reversal of 1045328103 is 3018235401.

It is a happy number.

It is not a de Polignac number, because 1045328103 - 2¹⁷ = 1045197031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045328183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121825 + ... + 130122.

It is an arithmetic number, because the mean of its divisors is an integer number (126099974).

Almost surely, 2^1045328103 is an apocalyptic number.

1045328103 is a deficient number, since it is larger than the sum of its proper divisors (467871585).

1045328103 is a wasteful number, since it uses less digits than its factorization.

1045328103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252414 (or 252411 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1045328103 is about 32331.5341887761. The cubic root of 1045328103 is about 1014.8866554660.

The spelling of 1045328103 in words is "one billion, forty-five million, three hundred twenty-eight thousand, one hundred three".