9145502223 has 48 divisors (see below), whose sum is σ = 15283564128. Its totient is φ = 4815360000.

The previous prime is 9145502207. The next prime is 9145502251. The reversal of 9145502223 is 3222055419.

It is not a de Polignac number, because 9145502223 - 2⁴ = 9145502207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9145502323) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23223 + ... + 137223.

It is an arithmetic number, because the mean of its divisors is an integer number (318407586).

Almost surely, 2^9145502223 is an apocalyptic number.

9145502223 is a deficient number, since it is larger than the sum of its proper divisors (6138061905).

9145502223 is a wasteful number, since it uses less digits than its factorization.

9145502223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114056 (or 114045 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 9145502223 is about 95632.1192016573. The cubic root of 9145502223 is about 2091.2334639574.

The spelling of 9145502223 in words is "nine billion, one hundred forty-five million, five hundred two thousand, two hundred twenty-three".