655522027 has 2 divisors, whose sum is σ = 655522028. Its totient is φ = 655522026.

The previous prime is 655521961. The next prime is 655522051. The reversal of 655522027 is 720225556.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 655522027 - 2¹¹ = 655519979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 655521983 and 655522001.

It is not a weakly prime, because it can be changed into another prime (655522067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327761013 + 327761014.

It is an arithmetic number, because the mean of its divisors is an integer number (327761014).

Almost surely, 2^655522027 is an apocalyptic number.

655522027 is a deficient number, since it is larger than the sum of its proper divisors (1).

655522027 is an equidigital number, since it uses as much as digits as its factorization.

655522027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42000, while the sum is 34.

The square root of 655522027 is about 25603.1643942697. The cubic root of 655522027 is about 868.6852148987.

It can be divided in two parts, 6555 and 22027, that added together give a palindrome (28582).

The spelling of 655522027 in words is "six hundred fifty-five million, five hundred twenty-two thousand, twenty-seven".