1441211287 has 2 divisors, whose sum is σ = 1441211288. Its totient is φ = 1441211286.

The previous prime is 1441211267. The next prime is 1441211323. The reversal of 1441211287 is 7821121441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1441211287 - 2¹⁹ = 1440686999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1441211207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720605643 + 720605644.

It is an arithmetic number, because the mean of its divisors is an integer number (720605644).

Almost surely, 2^1441211287 is an apocalyptic number.

1441211287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441211287 is an equidigital number, since it uses as much as digits as its factorization.

1441211287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3584, while the sum is 31.

The square root of 1441211287 is about 37963.2886747184. The cubic root of 1441211287 is about 1129.5597750046.

The spelling of 1441211287 in words is "one billion, four hundred forty-one million, two hundred eleven thousand, two hundred eighty-seven".