330351401 has 2 divisors, whose sum is σ = 330351402. Its totient is φ = 330351400.

The previous prime is 330351397. The next prime is 330351403. The reversal of 330351401 is 104153033.

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., 202322176 + 128029225 = 14224^2 + 11315^2 .

It is a cyclic number.

It is not a de Polignac number, because 330351401 - 2² = 330351397 is a prime.

Together with 330351403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (330351403) 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, 165175700 + 165175701.

It is an arithmetic number, because the mean of its divisors is an integer number (165175701).

Almost surely, 2^330351401 is an apocalyptic number.

It is an amenable number.

330351401 is a deficient number, since it is larger than the sum of its proper divisors (1).

330351401 is an equidigital number, since it uses as much as digits as its factorization.

330351401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 330351401 is about 18175.5715453462. The cubic root of 330351401 is about 691.2875218098.

The spelling of 330351401 in words is "three hundred thirty million, three hundred fifty-one thousand, four hundred one".