112051239309 has 12 divisors (see below), whose sum is σ = 161865386176. Its totient is φ = 74694551112.

The previous prime is 112051239281. The next prime is 112051239329. The reversal of 112051239309 is 903932150211.

112051239309 is a `hidden beast` number, since 112 + 0 + 5 + 1 + 239 + 309 = 666.

It is not a de Polignac number, because 112051239309 - 2²¹ = 112049142157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112051239329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408517 + ... + 625290.

Almost surely, 2^112051239309 is an apocalyptic number.

It is an amenable number.

112051239309 is a deficient number, since it is larger than the sum of its proper divisors (49814146867).

112051239309 is a wasteful number, since it uses less digits than its factorization.

112051239309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045856 (or 1045853 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 36.

The spelling of 112051239309 in words is "one hundred twelve billion, fifty-one million, two hundred thirty-nine thousand, three hundred nine".