1045545005 has 16 divisors (see below), whose sum is σ = 1263600000. Its totient is φ = 830491200.

The previous prime is 1045544993. The next prime is 1045545023. The reversal of 1045545005 is 5005455401.

It is a happy number.

It is not a de Polignac number, because 1045545005 - 2¹⁰ = 1045543981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696746 + ... + 698244.

It is an arithmetic number, because the mean of its divisors is an integer number (78975000).

Almost surely, 2^1045545005 is an apocalyptic number.

It is an amenable number.

1045545005 is a deficient number, since it is larger than the sum of its proper divisors (218054995).

1045545005 is a wasteful number, since it uses less digits than its factorization.

1045545005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 1045545005 is about 32334.8883560776. Note that the first 3 decimals coincide. The cubic root of 1045545005 is about 1014.9568457795.

The spelling of 1045545005 in words is "one billion, forty-five million, five hundred forty-five thousand, five".