22195351 has 2 divisors, whose sum is σ = 22195352. Its totient is φ = 22195350.

The previous prime is 22195337. The next prime is 22195357. The reversal of 22195351 is 15359122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22195351 - 2⁷ = 22195223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22195357) 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, 11097675 + 11097676.

It is an arithmetic number, because the mean of its divisors is an integer number (11097676).

Almost surely, 2^22195351 is an apocalyptic number.

22195351 is a deficient number, since it is larger than the sum of its proper divisors (1).

22195351 is an equidigital number, since it uses as much as digits as its factorization.

22195351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 28.

The square root of 22195351 is about 4711.1942222753. The cubic root of 22195351 is about 281.0308557278.

The spelling of 22195351 in words is "twenty-two million, one hundred ninety-five thousand, three hundred fifty-one".