2821481479 has 2 divisors, whose sum is σ = 2821481480. Its totient is φ = 2821481478.

The previous prime is 2821481423. The next prime is 2821481491. The reversal of 2821481479 is 9741841282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2821481479 - 2¹¹ = 2821479431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2821481419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410740739 + 1410740740.

It is an arithmetic number, because the mean of its divisors is an integer number (1410740740).

Almost surely, 2^2821481479 is an apocalyptic number.

2821481479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2821481479 is an equidigital number, since it uses as much as digits as its factorization.

2821481479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 46.

The square root of 2821481479 is about 53117.6192896481. The cubic root of 2821481479 is about 1413.0550058916.

The spelling of 2821481479 in words is "two billion, eight hundred twenty-one million, four hundred eighty-one thousand, four hundred seventy-nine".