112423609 has 9 divisors (see below), whose sum is σ = 117779599. Its totient is φ = 107302360.

The previous prime is 112423603. The next prime is 112423621. The reversal of 112423609 is 906324211.

The square root of 112423609 is 10603.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 36036009 + 76387600 = 6003^2 + 8740^2 .

It is not a de Polignac number, because 112423609 - 2⁷ = 112423481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112423603) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 243639 + ... + 244099.

Almost surely, 2^112423609 is an apocalyptic number.

112423609 is the 10603-rd square number.

112423609 is the 5302-nd centered octagonal number.

It is an amenable number.

112423609 is a deficient number, since it is larger than the sum of its proper divisors (5355990).

112423609 is an frugal number, since it uses more digits than its factorization.

112423609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The cubic root of 112423609 is about 482.6354013402.

The spelling of 112423609 in words is "one hundred twelve million, four hundred twenty-three thousand, six hundred nine".