341248561 has 2 divisors, whose sum is σ = 341248562. Its totient is φ = 341248560.

The previous prime is 341248553. The next prime is 341248627. The reversal of 341248561 is 165842143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 318979600 + 22268961 = 17860^2 + 4719^2 .

It is an emirp because it is prime and its reverse (165842143) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 341248561 - 2³ = 341248553 is a prime.

It is not a weakly prime, because it can be changed into another prime (341248261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170624280 + 170624281.

It is an arithmetic number, because the mean of its divisors is an integer number (170624281).

Almost surely, 2^341248561 is an apocalyptic number.

It is an amenable number.

341248561 is a deficient number, since it is larger than the sum of its proper divisors (1).

341248561 is an equidigital number, since it uses as much as digits as its factorization.

341248561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 34.

The square root of 341248561 is about 18472.9142530354. The cubic root of 341248561 is about 698.8065111750.

The spelling of 341248561 in words is "three hundred forty-one million, two hundred forty-eight thousand, five hundred sixty-one".