22141451 has 2 divisors, whose sum is σ = 22141452. Its totient is φ = 22141450.

The previous prime is 22141397. The next prime is 22141453. The reversal of 22141451 is 15414122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22141451 - 2¹⁸ = 21879307 is a prime.

Together with 22141453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22141453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11070725 + 11070726.

It is an arithmetic number, because the mean of its divisors is an integer number (11070726).

Almost surely, 2^22141451 is an apocalyptic number.

22141451 is a deficient number, since it is larger than the sum of its proper divisors (1).

22141451 is an equidigital number, since it uses as much as digits as its factorization.

22141451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 320, while the sum is 20.

The square root of 22141451 is about 4705.4703271830. The cubic root of 22141451 is about 280.8031828047.

Adding to 22141451 its reverse (15414122), we get a palindrome (37555573).

The spelling of 22141451 in words is "twenty-two million, one hundred forty-one thousand, four hundred fifty-one".