335713981 has 2 divisors, whose sum is σ = 335713982. Its totient is φ = 335713980.

The previous prime is 335713969. The next prime is 335713991. The reversal of 335713981 is 189317533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200364025 + 135349956 = 14155^2 + 11634^2 .

It is a cyclic number.

It is not a de Polignac number, because 335713981 - 2⁵ = 335713949 is a prime.

It is a super-2 number, since 2×335713981² = 225407754077736722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (335713901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167856990 + 167856991.

It is an arithmetic number, because the mean of its divisors is an integer number (167856991).

Almost surely, 2^335713981 is an apocalyptic number.

It is an amenable number.

335713981 is a deficient number, since it is larger than the sum of its proper divisors (1).

335713981 is an equidigital number, since it uses as much as digits as its factorization.

335713981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 40.

The square root of 335713981 is about 18322.4993109565. The cubic root of 335713981 is about 695.0080091550.

The spelling of 335713981 in words is "three hundred thirty-five million, seven hundred thirteen thousand, nine hundred eighty-one".