9145078023 has 4 divisors (see below), whose sum is σ = 12193437368. Its totient is φ = 6096718680.

The previous prime is 9145078021. The next prime is 9145078037. The reversal of 9145078023 is 3208705419.

9145078023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9145078023 - 2¹ = 9145078021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9145078021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1524179668 + ... + 1524179673.

It is an arithmetic number, because the mean of its divisors is an integer number (3048359342).

Almost surely, 2^9145078023 is an apocalyptic number.

9145078023 is a deficient number, since it is larger than the sum of its proper divisors (3048359345).

9145078023 is a wasteful number, since it uses less digits than its factorization.

9145078023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048359344.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 9145078023 is about 95629.9013018418. The cubic root of 9145078023 is about 2091.2011305790.

The spelling of 9145078023 in words is "nine billion, one hundred forty-five million, seventy-eight thousand, twenty-three".