112611601 has 2 divisors, whose sum is σ = 112611602. Its totient is φ = 112611600.

The previous prime is 112611599. The next prime is 112611617. The reversal of 112611601 is 106116211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112381201 + 230400 = 10601^2 + 480^2 .

It is a cyclic number.

It is not a de Polignac number, because 112611601 - 2¹ = 112611599 is a prime.

Together with 112611599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (112611691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56305800 + 56305801.

It is an arithmetic number, because the mean of its divisors is an integer number (56305801).

Almost surely, 2^112611601 is an apocalyptic number.

It is an amenable number.

112611601 is a deficient number, since it is larger than the sum of its proper divisors (1).

112611601 is an equidigital number, since it uses as much as digits as its factorization.

112611601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 112611601 is about 10611.8613353172. The cubic root of 112611601 is about 482.9042685560.

Adding to 112611601 its reverse (106116211), we get a palindrome (218727812).

The spelling of 112611601 in words is "one hundred twelve million, six hundred eleven thousand, six hundred one".