341021081 has 2 divisors, whose sum is σ = 341021082. Its totient is φ = 341021080.

The previous prime is 341021077. The next prime is 341021159. The reversal of 341021081 is 180120143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185395456 + 155625625 = 13616^2 + 12475^2 .

It is a cyclic number.

It is not a de Polignac number, because 341021081 - 2² = 341021077 is a prime.

It is a super-2 number, since 2×341021081² = 232590755372817122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (341021011) 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, 170510540 + 170510541.

It is an arithmetic number, because the mean of its divisors is an integer number (170510541).

Almost surely, 2^341021081 is an apocalyptic number.

It is an amenable number.

341021081 is a deficient number, since it is larger than the sum of its proper divisors (1).

341021081 is an equidigital number, since it uses as much as digits as its factorization.

341021081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 341021081 is about 18466.7561038749. The cubic root of 341021081 is about 698.6511993204.

The spelling of 341021081 in words is "three hundred forty-one million, twenty-one thousand, eighty-one".