2933413981 has 2 divisors, whose sum is σ = 2933413982. Its totient is φ = 2933413980.

The previous prime is 2933413939. The next prime is 2933413999. The reversal of 2933413981 is 1893143392.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2770443225 + 162970756 = 52635^2 + 12766^2 .

It is a cyclic number.

It is not a de Polignac number, because 2933413981 - 2¹³ = 2933405789 is a prime.

It is a super-2 number, since 2×2933413981² = 17209835167852536722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2933413081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1466706990 + 1466706991.

It is an arithmetic number, because the mean of its divisors is an integer number (1466706991).

Almost surely, 2^2933413981 is an apocalyptic number.

It is an amenable number.

2933413981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2933413981 is an equidigital number, since it uses as much as digits as its factorization.

2933413981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 43.

The square root of 2933413981 is about 54161.0005539041. Note that the first 3 decimals coincide. The cubic root of 2933413981 is about 1431.4992314244.

The spelling of 2933413981 in words is "two billion, nine hundred thirty-three million, four hundred thirteen thousand, nine hundred eighty-one".