1481320871 has 2 divisors, whose sum is σ = 1481320872. Its totient is φ = 1481320870.

The previous prime is 1481320859. The next prime is 1481320879. The reversal of 1481320871 is 1780231841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1481320871 - 2³⁰ = 407579047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1481320879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 740660435 + 740660436.

It is an arithmetic number, because the mean of its divisors is an integer number (740660436).

Almost surely, 2^1481320871 is an apocalyptic number.

1481320871 is a deficient number, since it is larger than the sum of its proper divisors (1).

1481320871 is an equidigital number, since it uses as much as digits as its factorization.

1481320871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 1481320871 is about 38487.9314980683. The cubic root of 1481320871 is about 1139.9427669533.

The spelling of 1481320871 in words is "one billion, four hundred eighty-one million, three hundred twenty thousand, eight hundred seventy-one".