1441222639 has 2 divisors, whose sum is σ = 1441222640. Its totient is φ = 1441222638.

The previous prime is 1441222633. The next prime is 1441222687. The reversal of 1441222639 is 9362221441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1441222639 - 2⁷ = 1441222511 is a prime.

It is a super-2 number, since 2×1441222639² = 4154245390332248642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441222633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720611319 + 720611320.

It is an arithmetic number, because the mean of its divisors is an integer number (720611320).

Almost surely, 2^1441222639 is an apocalyptic number.

1441222639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441222639 is an equidigital number, since it uses as much as digits as its factorization.

1441222639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

The square root of 1441222639 is about 37963.4381872875. The cubic root of 1441222639 is about 1129.5627407341.

The spelling of 1441222639 in words is "one billion, four hundred forty-one million, two hundred twenty-two thousand, six hundred thirty-nine".