9128340145 has 32 divisors (see below), whose sum is σ = 12230870400. Its totient is φ = 6499593216.

The previous prime is 9128340131. The next prime is 9128340157. The reversal of 9128340145 is 5410438219.

It is a cyclic number.

It is not a de Polignac number, because 9128340145 - 2¹⁷ = 9128209073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 943191 + ... + 952819.

It is an arithmetic number, because the mean of its divisors is an integer number (382214700).

Almost surely, 2^9128340145 is an apocalyptic number.

9128340145 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

9128340145 is a deficient number, since it is larger than the sum of its proper divisors (3102530255).

9128340145 is a wasteful number, since it uses less digits than its factorization.

9128340145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10257.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 9128340145 is about 95542.3473910915. The cubic root of 9128340145 is about 2089.9245369302.

The spelling of 9128340145 in words is "nine billion, one hundred twenty-eight million, three hundred forty thousand, one hundred forty-five".