1244066347 has 2 divisors, whose sum is σ = 1244066348. Its totient is φ = 1244066346.

The previous prime is 1244066303. The next prime is 1244066357. The reversal of 1244066347 is 7436604421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244066347 - 2¹⁵ = 1244033579 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244066357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622033173 + 622033174.

It is an arithmetic number, because the mean of its divisors is an integer number (622033174).

Almost surely, 2^1244066347 is an apocalyptic number.

1244066347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244066347 is an equidigital number, since it uses as much as digits as its factorization.

1244066347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 1244066347 is about 35271.3247128599. The cubic root of 1244066347 is about 1075.5101518068.

It can be divided in two parts, 12440 and 66347, that added together give a palindrome (78787).

The spelling of 1244066347 in words is "one billion, two hundred forty-four million, sixty-six thousand, three hundred forty-seven".