1227466313 has 4 divisors (see below), whose sum is σ = 1234561668. Its totient is φ = 1220370960.

The previous prime is 1227466309. The next prime is 1227466319. The reversal of 1227466313 is 3136647221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 864830464 + 362635849 = 29408^2 + 19043^2 .

It is a cyclic number.

It is not a de Polignac number, because 1227466313 - 2² = 1227466309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1227466319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3547418 + ... + 3547763.

It is an arithmetic number, because the mean of its divisors is an integer number (308640417).

Almost surely, 2^1227466313 is an apocalyptic number.

It is an amenable number.

1227466313 is a deficient number, since it is larger than the sum of its proper divisors (7095355).

1227466313 is an equidigital number, since it uses as much as digits as its factorization.

1227466313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7095354.

The product of its digits is 36288, while the sum is 35.

The square root of 1227466313 is about 35035.2153268679. The cubic root of 1227466313 is about 1070.7050737664.

It can be divided in two parts, 12274 and 66313, that added together give a palindrome (78587).

The spelling of 1227466313 in words is "one billion, two hundred twenty-seven million, four hundred sixty-six thousand, three hundred thirteen".