22155059 has 2 divisors, whose sum is σ = 22155060. Its totient is φ = 22155058.

The previous prime is 22155011. The next prime is 22155103. The reversal of 22155059 is 95055122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22155059 - 2¹⁶ = 22089523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22155559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11077529 + 11077530.

It is an arithmetic number, because the mean of its divisors is an integer number (11077530).

Almost surely, 2^22155059 is an apocalyptic number.

22155059 is a deficient number, since it is larger than the sum of its proper divisors (1).

22155059 is an equidigital number, since it uses as much as digits as its factorization.

22155059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 22155059 is about 4706.9160816824. The cubic root of 22155059 is about 280.8606976616.

The spelling of 22155059 in words is "twenty-two million, one hundred fifty-five thousand, fifty-nine".