1481340109 has 2 divisors, whose sum is σ = 1481340110. Its totient is φ = 1481340108.

The previous prime is 1481340061. The next prime is 1481340151. The reversal of 1481340109 is 9010431841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1023808009 + 457532100 = 31997^2 + 21390^2 .

It is a cyclic number.

It is not a de Polignac number, because 1481340109 - 2⁹ = 1481339597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481340709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740670054 + 740670055.

It is an arithmetic number, because the mean of its divisors is an integer number (740670055).

Almost surely, 2^1481340109 is an apocalyptic number.

It is an amenable number.

1481340109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481340109 is an equidigital number, since it uses as much as digits as its factorization.

1481340109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 1481340109 is about 38488.1814197553. The cubic root of 1481340109 is about 1139.9477017662.

The spelling of 1481340109 in words is "one billion, four hundred eighty-one million, three hundred forty thousand, one hundred nine".