22540153 has 2 divisors, whose sum is σ = 22540154. Its totient is φ = 22540152.

The previous prime is 22540121. The next prime is 22540169. The reversal of 22540153 is 35104522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19035769 + 3504384 = 4363^2 + 1872^2 .

It is a cyclic number.

It is not a de Polignac number, because 22540153 - 2⁵ = 22540121 is a prime.

It is not a weakly prime, because it can be changed into another prime (22540853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270076 + 11270077.

It is an arithmetic number, because the mean of its divisors is an integer number (11270077).

Almost surely, 2^22540153 is an apocalyptic number.

It is an amenable number.

22540153 is a deficient number, since it is larger than the sum of its proper divisors (1).

22540153 is an equidigital number, since it uses as much as digits as its factorization.

22540153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 22540153 is about 4747.6471014598. The cubic root of 22540153 is about 282.4786440639.

Adding to 22540153 its reverse (35104522), we get a palindrome (57644675).

The spelling of 22540153 in words is "twenty-two million, five hundred forty thousand, one hundred fifty-three".