1423151227 has 2 divisors, whose sum is σ = 1423151228. Its totient is φ = 1423151226.

The previous prime is 1423151203. The next prime is 1423151231. The reversal of 1423151227 is 7221513241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1423151227 - 2²³ = 1414762619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1423151195 and 1423151204.

It is not a weakly prime, because it can be changed into another prime (1423151237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711575613 + 711575614.

It is an arithmetic number, because the mean of its divisors is an integer number (711575614).

Almost surely, 2^1423151227 is an apocalyptic number.

1423151227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423151227 is an equidigital number, since it uses as much as digits as its factorization.

1423151227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 1423151227 is about 37724.6766321462. The cubic root of 1423151227 is about 1124.8216940785.

Adding to 1423151227 its reverse (7221513241), we get a palindrome (8644664468).

The spelling of 1423151227 in words is "one billion, four hundred twenty-three million, one hundred fifty-one thousand, two hundred twenty-seven".