1345254227 has 2 divisors, whose sum is σ = 1345254228. Its totient is φ = 1345254226.

The previous prime is 1345254191. The next prime is 1345254241. The reversal of 1345254227 is 7224525431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1345254227 - 2¹² = 1345250131 is a prime.

It is a super-2 number, since 2×1345254227² = 3619417870522735058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1345554227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672627113 + 672627114.

It is an arithmetic number, because the mean of its divisors is an integer number (672627114).

Almost surely, 2^1345254227 is an apocalyptic number.

1345254227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345254227 is an equidigital number, since it uses as much as digits as its factorization.

1345254227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 35.

The square root of 1345254227 is about 36677.7074937897. The cubic root of 1345254227 is about 1103.9128492584.

Adding to 1345254227 its reverse (7224525431), we get a palindrome (8569779658).

The spelling of 1345254227 in words is "one billion, three hundred forty-five million, two hundred fifty-four thousand, two hundred twenty-seven".