381702341 has 2 divisors, whose sum is σ = 381702342. Its totient is φ = 381702340.

The previous prime is 381702317. The next prime is 381702353. The reversal of 381702341 is 143207183.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340550116 + 41152225 = 18454^2 + 6415^2 .

It is a cyclic number.

It is not a de Polignac number, because 381702341 - 2¹⁸ = 381440197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (381702301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190851170 + 190851171.

It is an arithmetic number, because the mean of its divisors is an integer number (190851171).

Almost surely, 2^381702341 is an apocalyptic number.

It is an amenable number.

381702341 is a deficient number, since it is larger than the sum of its proper divisors (1).

381702341 is an equidigital number, since it uses as much as digits as its factorization.

381702341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 381702341 is about 19537.2040220703. The cubic root of 381702341 is about 725.3956404169.

The spelling of 381702341 in words is "three hundred eighty-one million, seven hundred two thousand, three hundred forty-one".