112721277 has 8 divisors (see below), whose sum is σ = 154357216. Its totient is φ = 73116432.

The previous prime is 112721267. The next prime is 112721293. The reversal of 112721277 is 772127211.

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

It is not a de Polignac number, because 112721277 - 2⁴ = 112721261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112721267) 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, 507643 + ... + 507864.

It is an arithmetic number, because the mean of its divisors is an integer number (19294652).

Almost surely, 2^112721277 is an apocalyptic number.

It is an amenable number.

112721277 is a deficient number, since it is larger than the sum of its proper divisors (41635939).

112721277 is a wasteful number, since it uses less digits than its factorization.

112721277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015547.

The product of its digits is 2744, while the sum is 30.

The square root of 112721277 is about 10617.0276914021. The cubic root of 112721277 is about 483.0609896021.

Adding to 112721277 its reverse (772127211), we get a palindrome (884848488).

The spelling of 112721277 in words is "one hundred twelve million, seven hundred twenty-one thousand, two hundred seventy-seven".