22545097 has 2 divisors, whose sum is σ = 22545098. Its totient is φ = 22545096.

The previous prime is 22545079. The next prime is 22545113. The reversal of 22545097 is 79054522.

Together with previous prime (22545079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21678336 + 866761 = 4656^2 + 931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22545097 is a prime.

It is not a weakly prime, because it can be changed into another prime (22545197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11272548 + 11272549.

It is an arithmetic number, because the mean of its divisors is an integer number (11272549).

Almost surely, 2^22545097 is an apocalyptic number.

It is an amenable number.

22545097 is a deficient number, since it is larger than the sum of its proper divisors (1).

22545097 is an equidigital number, since it uses as much as digits as its factorization.

22545097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 22545097 is about 4748.1677518807. The cubic root of 22545097 is about 282.4992956883.

The spelling of 22545097 in words is "twenty-two million, five hundred forty-five thousand, ninety-seven".