22541137 has 2 divisors, whose sum is σ = 22541138. Its totient is φ = 22541136.

The previous prime is 22541117. The next prime is 22541143. The reversal of 22541137 is 73114522.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16008001 + 6533136 = 4001^2 + 2556^2 .

It is a cyclic number.

It is not a de Polignac number, because 22541137 - 2¹¹ = 22539089 is a prime.

It is not a weakly prime, because it can be changed into another prime (22541117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270568 + 11270569.

It is an arithmetic number, because the mean of its divisors is an integer number (11270569).

Almost surely, 2^22541137 is an apocalyptic number.

It is an amenable number.

22541137 is a deficient number, since it is larger than the sum of its proper divisors (1).

22541137 is an equidigital number, since it uses as much as digits as its factorization.

22541137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680, while the sum is 25.

The square root of 22541137 is about 4747.7507306092. The cubic root of 22541137 is about 282.4827545794.

Adding to 22541137 its reverse (73114522), we get a palindrome (95655659).

The spelling of 22541137 in words is "twenty-two million, five hundred forty-one thousand, one hundred thirty-seven".