22053791 has 2 divisors, whose sum is σ = 22053792. Its totient is φ = 22053790.

The previous prime is 22053781. The next prime is 22053799. The reversal of 22053791 is 19735022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22053791 - 2¹⁸ = 21791647 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22053799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11026895 + 11026896.

It is an arithmetic number, because the mean of its divisors is an integer number (11026896).

Almost surely, 2^22053791 is an apocalyptic number.

22053791 is a deficient number, since it is larger than the sum of its proper divisors (1).

22053791 is an equidigital number, since it uses as much as digits as its factorization.

22053791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 22053791 is about 4696.1463989105. The cubic root of 22053791 is about 280.4321176435.

The spelling of 22053791 in words is "twenty-two million, fifty-three thousand, seven hundred ninety-one".