1423661227 has 2 divisors, whose sum is σ = 1423661228. Its totient is φ = 1423661226.

The previous prime is 1423661201. The next prime is 1423661263. The reversal of 1423661227 is 7221663241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423661227 is a prime.

It is a super-2 number, since 2×1423661227² = 4053622578526291058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1423661192 and 1423661201.

It is not a weakly prime, because it can be changed into another prime (1423661027) 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, 711830613 + 711830614.

It is an arithmetic number, because the mean of its divisors is an integer number (711830614).

Almost surely, 2^1423661227 is an apocalyptic number.

1423661227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1423661227 is an equidigital number, since it uses as much as digits as its factorization.

1423661227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 1423661227 is about 37731.4355279520. The cubic root of 1423661227 is about 1124.9560416075.

The spelling of 1423661227 in words is "one billion, four hundred twenty-three million, six hundred sixty-one thousand, two hundred twenty-seven".