3026980471861 has 2 divisors, whose sum is σ = 3026980471862. Its totient is φ = 3026980471860.

The previous prime is 3026980471843. The next prime is 3026980471897. The reversal of 3026980471861 is 1681740896203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2829440224836 + 197540247025 = 1682094^2 + 444455^2 .

It is an emirp because it is prime and its reverse (1681740896203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3026980471861 - 2⁹ = 3026980471349 is a prime.

It is a super-2 number, since 2×3026980471861² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3026980471561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1513490235930 + 1513490235931.

It is an arithmetic number, because the mean of its divisors is an integer number (1513490235931).

Almost surely, 2^{3026980471861} is an apocalyptic number.

It is an amenable number.

3026980471861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3026980471861 is an equidigital number, since it uses as much as digits as its factorization.

3026980471861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 3026980471861 in words is "three trillion, twenty-six billion, nine hundred eighty million, four hundred seventy-one thousand, eight hundred sixty-one".