22136503 has 2 divisors, whose sum is σ = 22136504. Its totient is φ = 22136502.

The previous prime is 22136497. The next prime is 22136509. The reversal of 22136503 is 30563122.

It is a balanced prime because it is at equal distance from previous prime (22136497) and next prime (22136509).

It is a cyclic number.

It is not a de Polignac number, because 22136503 - 2¹³ = 22128311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22136509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11068251 + 11068252.

It is an arithmetic number, because the mean of its divisors is an integer number (11068252).

Almost surely, 2^22136503 is an apocalyptic number.

22136503 is a deficient number, since it is larger than the sum of its proper divisors (1).

22136503 is an equidigital number, since it uses as much as digits as its factorization.

22136503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 22136503 is about 4704.9445267718. The cubic root of 22136503 is about 280.7822640061.

Adding to 22136503 its reverse (30563122), we get a palindrome (52699625).

The spelling of 22136503 in words is "twenty-two million, one hundred thirty-six thousand, five hundred three".