1485622871 has 2 divisors, whose sum is σ = 1485622872. Its totient is φ = 1485622870.

The previous prime is 1485622847. The next prime is 1485622883. The reversal of 1485622871 is 1782265841.

It is a strong prime.

It is an emirp because it is prime and its reverse (1782265841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1485622871 - 2¹⁰ = 1485621847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1485622471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742811435 + 742811436.

It is an arithmetic number, because the mean of its divisors is an integer number (742811436).

Almost surely, 2^1485622871 is an apocalyptic number.

1485622871 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485622871 is an equidigital number, since it uses as much as digits as its factorization.

1485622871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 44.

The square root of 1485622871 is about 38543.7786289824. The cubic root of 1485622871 is about 1141.0452276355.

The spelling of 1485622871 in words is "one billion, four hundred eighty-five million, six hundred twenty-two thousand, eight hundred seventy-one".