112021453 has 2 divisors, whose sum is σ = 112021454. Its totient is φ = 112021452.

The previous prime is 112021439. The next prime is 112021463. The reversal of 112021453 is 354120211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84584809 + 27436644 = 9197^2 + 5238^2 .

It is an emirp because it is prime and its reverse (354120211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112021453 - 2²¹ = 109924301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112021453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112021463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010726 + 56010727.

It is an arithmetic number, because the mean of its divisors is an integer number (56010727).

Almost surely, 2^112021453 is an apocalyptic number.

It is an amenable number.

112021453 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021453 is an equidigital number, since it uses as much as digits as its factorization.

112021453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 112021453 is about 10584.0187547075. The cubic root of 112021453 is about 482.0592275262.

Adding to 112021453 its reverse (354120211), we get a palindrome (466141664).

The spelling of 112021453 in words is "one hundred twelve million, twenty-one thousand, four hundred fifty-three".