112722665 has 32 divisors (see below), whose sum is σ = 161326080. Its totient is φ = 74649600.

The previous prime is 112722647. The next prime is 112722691. The reversal of 112722665 is 566227211.

112722665 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 112722665 - 2⁶ = 112722601 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27041 + ... + 30929.

It is an arithmetic number, because the mean of its divisors is an integer number (5041440).

Almost surely, 2^112722665 is an apocalyptic number.

It is an amenable number.

112722665 is a deficient number, since it is larger than the sum of its proper divisors (48603415).

112722665 is a wasteful number, since it uses less digits than its factorization.

112722665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3953.

The product of its digits is 10080, while the sum is 32.

The square root of 112722665 is about 10617.0930578949. The cubic root of 112722665 is about 483.0629723272.

Adding to 112722665 its reverse (566227211), we get a palindrome (678949876).

The spelling of 112722665 in words is "one hundred twelve million, seven hundred twenty-two thousand, six hundred sixty-five".