411216257 has 2 divisors, whose sum is σ = 411216258. Its totient is φ = 411216256.

The previous prime is 411216233. The next prime is 411216269. The reversal of 411216257 is 752612114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 326741776 + 84474481 = 18076^2 + 9191^2 .

It is a cyclic number.

It is not a de Polignac number, because 411216257 - 2⁶ = 411216193 is a prime.

It is not a weakly prime, because it can be changed into another prime (411218257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205608128 + 205608129.

It is an arithmetic number, because the mean of its divisors is an integer number (205608129).

Almost surely, 2^411216257 is an apocalyptic number.

It is an amenable number.

411216257 is a deficient number, since it is larger than the sum of its proper divisors (1).

411216257 is an equidigital number, since it uses as much as digits as its factorization.

411216257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 29.

The square root of 411216257 is about 20278.4678168741. The cubic root of 411216257 is about 743.6297543334.

The spelling of 411216257 in words is "four hundred eleven million, two hundred sixteen thousand, two hundred fifty-seven".