112621 has 2 divisors, whose sum is σ = 112622. Its totient is φ = 112620.

The previous prime is 112603. The next prime is 112643. The reversal of 112621 is 126211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108900 + 3721 = 330^2 + 61^2 .

It is an emirp because it is prime and its reverse (126211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112621 - 2⁵ = 112589 is a prime.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56310 + 56311.

It is an arithmetic number, because the mean of its divisors is an integer number (56311).

2¹¹²⁶²¹ is an apocalyptic number.

It is an amenable number.

112621 is a deficient number, since it is larger than the sum of its proper divisors (1).

112621 is an equidigital number, since it uses as much as digits as its factorization.

112621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24, while the sum is 13.

The square root of 112621 is about 335.5905243001. The cubic root of 112621 is about 48.2917703202.

Adding to 112621 its reverse (126211), we get a palindrome (238832).

The spelling of 112621 in words is "one hundred twelve thousand, six hundred twenty-one".