243153112 has 8 divisors (see below), whose sum is σ = 455912100. Its totient is φ = 121576552.

The previous prime is 243153109. The next prime is 243153121. The reversal of 243153112 is 211351342.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15197062 + ... + 15197077.

Almost surely, 2^243153112 is an apocalyptic number.

It is an amenable number.

243153112 is a deficient number, since it is larger than the sum of its proper divisors (212758988).

243153112 is a wasteful number, since it uses less digits than its factorization.

243153112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30394145 (or 30394141 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 243153112 is about 15593.3675644487. The cubic root of 243153112 is about 624.1561835107.

The spelling of 243153112 in words is "two hundred forty-three million, one hundred fifty-three thousand, one hundred twelve".