335354381 has 2 divisors, whose sum is σ = 335354382. Its totient is φ = 335354380.

The previous prime is 335354339. The next prime is 335354419. The reversal of 335354381 is 183453533.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260531881 + 74822500 = 16141^2 + 8650^2 .

It is a cyclic number.

It is not a de Polignac number, because 335354381 - 2¹⁰ = 335353357 is a prime.

It is a super-2 number, since 2×335354381² = 224925121711786322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_18058283 and since 335354381 and 18058283 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (335354321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167677190 + 167677191.

It is an arithmetic number, because the mean of its divisors is an integer number (167677191).

Almost surely, 2^335354381 is an apocalyptic number.

It is an amenable number.

335354381 is a deficient number, since it is larger than the sum of its proper divisors (1).

335354381 is an equidigital number, since it uses as much as digits as its factorization.

335354381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 35.

The square root of 335354381 is about 18312.6836100010. The cubic root of 335354381 is about 694.7597679109.

The spelling of 335354381 in words is "three hundred thirty-five million, three hundred fifty-four thousand, three hundred eighty-one".