112721734 has 8 divisors (see below), whose sum is σ = 169275888. Its totient is φ = 56296440.

The previous prime is 112721711. The next prime is 112721743. The reversal of 112721734 is 437127211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29997 + ... + 33544.

It is an arithmetic number, because the mean of its divisors is an integer number (21159486).

Almost surely, 2^112721734 is an apocalyptic number.

112721734 is a deficient number, since it is larger than the sum of its proper divisors (56554154).

112721734 is an equidigital number, since it uses as much as digits as its factorization.

112721734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64430.

The product of its digits is 2352, while the sum is 28.

The square root of 112721734 is about 10617.0492134114. The cubic root of 112721734 is about 483.0616424176.

Adding to 112721734 its reverse (437127211), we get a palindrome (549848945).

It can be divided in two parts, 1127217 and 34, that added together give a triangular number (1127251 = T₁₅₀₁).

The spelling of 112721734 in words is "one hundred twelve million, seven hundred twenty-one thousand, seven hundred thirty-four".