9012045 has 16 divisors (see below), whose sum is σ = 16479360. Its totient is φ = 4119744.

The previous prime is 9012043. The next prime is 9012049. The reversal of 9012045 is 5402109.

It is not a de Polignac number, because 9012045 - 2¹ = 9012043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9012043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42810 + ... + 43019.

It is an arithmetic number, because the mean of its divisors is an integer number (1029960).

Almost surely, 2^9012045 is an apocalyptic number.

It is an amenable number.

9012045 is a deficient number, since it is larger than the sum of its proper divisors (7467315).

9012045 is a wasteful number, since it uses less digits than its factorization.

9012045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85844.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 9012045 is about 3002.0068287730. The cubic root of 9012045 is about 208.1011357897.

The spelling of 9012045 in words is "nine million, twelve thousand, forty-five".