9045499123 has 4 divisors (see below), whose sum is σ = 9045741208. Its totient is φ = 9045257040.

The previous prime is 9045499121. The next prime is 9045499129. The reversal of 9045499123 is 3219945409.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9045499123 - 2¹ = 9045499121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9045499121) 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 3 ways as a sum of consecutive naturals, for example, 51786 + ... + 144127.

It is an arithmetic number, because the mean of its divisors is an integer number (2261435302).

Almost surely, 2^9045499123 is an apocalyptic number.

9045499123 is a deficient number, since it is larger than the sum of its proper divisors (242085).

9045499123 is a wasteful number, since it uses less digits than its factorization.

9045499123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242084.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 9045499123 is about 95107.8289259091. The cubic root of 9045499123 is about 2083.5831915681.

The spelling of 9045499123 in words is "nine billion, forty-five million, four hundred ninety-nine thousand, one hundred twenty-three".