1152405227 has 2 divisors, whose sum is σ = 1152405228. Its totient is φ = 1152405226.

The previous prime is 1152405223. The next prime is 1152405251. The reversal of 1152405227 is 7225042511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1152405227 - 2² = 1152405223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1152405227.

It is not a weakly prime, because it can be changed into another prime (1152405223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576202613 + 576202614.

It is an arithmetic number, because the mean of its divisors is an integer number (576202614).

Almost surely, 2^1152405227 is an apocalyptic number.

1152405227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1152405227 is an equidigital number, since it uses as much as digits as its factorization.

1152405227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 1152405227 is about 33947.0945295765. The cubic root of 1152405227 is about 1048.4194593821.

Adding to 1152405227 its reverse (7225042511), we get a palindrome (8377447738).

The spelling of 1152405227 in words is "one billion, one hundred fifty-two million, four hundred five thousand, two hundred twenty-seven".