1481380843 has 2 divisors, whose sum is σ = 1481380844. Its totient is φ = 1481380842.

The previous prime is 1481380829. The next prime is 1481380861. The reversal of 1481380843 is 3480831841.

It is a weak prime.

It is an emirp because it is prime and its reverse (3480831841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1481380843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1481380796 and 1481380805.

It is not a weakly prime, because it can be changed into another prime (1481380883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740690421 + 740690422.

It is an arithmetic number, because the mean of its divisors is an integer number (740690422).

Almost surely, 2^1481380843 is an apocalyptic number.

1481380843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481380843 is an equidigital number, since it uses as much as digits as its factorization.

1481380843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 1481380843 is about 38488.7105915488. The cubic root of 1481380843 is about 1139.9581504592.

The spelling of 1481380843 in words is "one billion, four hundred eighty-one million, three hundred eighty thousand, eight hundred forty-three".