9112145844 has 24 divisors (see below), whose sum is σ = 21836314528. Its totient is φ = 2955290400.

The previous prime is 9112145839. The next prime is 9112145849. The reversal of 9112145844 is 4485412119.

It is an interprime number because it is at equal distance from previous prime (9112145839) and next prime (9112145849).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9112145849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10260982 + ... + 10261869.

Almost surely, 2^9112145844 is an apocalyptic number.

It is an amenable number.

9112145844 is an abundant number, since it is smaller than the sum of its proper divisors (12724168684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9112145844 is a wasteful number, since it uses less digits than its factorization.

9112145844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20522895 (or 20522893 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 9112145844 is about 95457.5604339436. The cubic root of 9112145844 is about 2088.6879155730.

The spelling of 9112145844 in words is "nine billion, one hundred twelve million, one hundred forty-five thousand, eight hundred forty-four".