22052453 has 2 divisors, whose sum is σ = 22052454. Its totient is φ = 22052452.

The previous prime is 22052431. The next prime is 22052461. The reversal of 22052453 is 35425022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11175649 + 10876804 = 3343^2 + 3298^2 .

It is a cyclic number.

It is not a de Polignac number, because 22052453 - 2¹² = 22048357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22052473) 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, 11026226 + 11026227.

It is an arithmetic number, because the mean of its divisors is an integer number (11026227).

Almost surely, 2^22052453 is an apocalyptic number.

It is an amenable number.

22052453 is a deficient number, since it is larger than the sum of its proper divisors (1).

22052453 is an equidigital number, since it uses as much as digits as its factorization.

22052453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 22052453 is about 4696.0039395213. The cubic root of 22052453 is about 280.4264462715.

Adding to 22052453 its reverse (35425022), we get a palindrome (57477475).

The spelling of 22052453 in words is "twenty-two million, fifty-two thousand, four hundred fifty-three".