112106521 has 2 divisors, whose sum is σ = 112106522. Its totient is φ = 112106520.

The previous prime is 112106497. The next prime is 112106537. The reversal of 112106521 is 125601211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80353296 + 31753225 = 8964^2 + 5635^2 .

It is a cyclic number.

It is not a de Polignac number, because 112106521 - 2²¹ = 110009369 is a prime.

It is not a weakly prime, because it can be changed into another prime (112106581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56053260 + 56053261.

It is an arithmetic number, because the mean of its divisors is an integer number (56053261).

Almost surely, 2^112106521 is an apocalyptic number.

It is an amenable number.

112106521 is a deficient number, since it is larger than the sum of its proper divisors (1).

112106521 is an equidigital number, since it uses as much as digits as its factorization.

112106521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 112106521 is about 10588.0366924185. The cubic root of 112106521 is about 482.1812203449.

Adding to 112106521 its reverse (125601211), we get a palindrome (237707732).

The spelling of 112106521 in words is "one hundred twelve million, one hundred six thousand, five hundred twenty-one".