1441781079 has 4 divisors (see below), whose sum is σ = 1922374776. Its totient is φ = 961187384.

The previous prime is 1441781063. The next prime is 1441781093. The reversal of 1441781079 is 9701871441.

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

It is a cyclic number.

It is not a de Polignac number, because 1441781079 - 2⁴ = 1441781063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1441781079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441781039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240296844 + ... + 240296849.

It is an arithmetic number, because the mean of its divisors is an integer number (480593694).

Almost surely, 2^1441781079 is an apocalyptic number.

1441781079 is a deficient number, since it is larger than the sum of its proper divisors (480593697).

1441781079 is an equidigital number, since it uses as much as digits as its factorization.

1441781079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480593696.

The product of its (nonzero) digits is 56448, while the sum is 42.

The square root of 1441781079 is about 37970.7924463001. The cubic root of 1441781079 is about 1129.7086149257.

The spelling of 1441781079 in words is "one billion, four hundred forty-one million, seven hundred eighty-one thousand, seventy-nine".