341040421 has 2 divisors, whose sum is σ = 341040422. Its totient is φ = 341040420.

The previous prime is 341040373. The next prime is 341040431. The reversal of 341040421 is 124040143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 328008321 + 13032100 = 18111^2 + 3610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341040421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (341040431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170520210 + 170520211.

It is an arithmetic number, because the mean of its divisors is an integer number (170520211).

Almost surely, 2^341040421 is an apocalyptic number.

It is an amenable number.

341040421 is a deficient number, since it is larger than the sum of its proper divisors (1).

341040421 is an equidigital number, since it uses as much as digits as its factorization.

341040421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 341040421 is about 18467.2797401242. The cubic root of 341040421 is about 698.6644063815.

Adding to 341040421 its reverse (124040143), we get a palindrome (465080564).

The spelling of 341040421 in words is "three hundred forty-one million, forty thousand, four hundred twenty-one".