112201657 has 16 divisors (see below), whose sum is σ = 117216000. Its totient is φ = 107339904.

The previous prime is 112201651. The next prime is 112201693. The reversal of 112201657 is 756102211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112201657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112201651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 469344 + ... + 469582.

It is an arithmetic number, because the mean of its divisors is an integer number (7326000).

Almost surely, 2^112201657 is an apocalyptic number.

It is an amenable number.

112201657 is a deficient number, since it is larger than the sum of its proper divisors (5014343).

112201657 is a wasteful number, since it uses less digits than its factorization.

112201657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 112201657 is about 10592.5283572903. The cubic root of 112201657 is about 482.3175782245.

Adding to 112201657 its reverse (756102211), we get a palindrome (868303868).

The spelling of 112201657 in words is "one hundred twelve million, two hundred one thousand, six hundred fifty-seven".