1355423227 has 2 divisors, whose sum is σ = 1355423228. Its totient is φ = 1355423226.

The previous prime is 1355423207. The next prime is 1355423231. The reversal of 1355423227 is 7223245531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1355423227 - 2²⁷ = 1221205499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1355423192 and 1355423201.

It is not a weakly prime, because it can be changed into another prime (1355423207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677711613 + 677711614.

It is an arithmetic number, because the mean of its divisors is an integer number (677711614).

Almost surely, 2^1355423227 is an apocalyptic number.

1355423227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355423227 is an equidigital number, since it uses as much as digits as its factorization.

1355423227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 34.

The square root of 1355423227 is about 36816.0729437565. The cubic root of 1355423227 is about 1106.6874232914.

Adding to 1355423227 its reverse (7223245531), we get a palindrome (8578668758).

The spelling of 1355423227 in words is "one billion, three hundred fifty-five million, four hundred twenty-three thousand, two hundred twenty-seven".