411222257 has 2 divisors, whose sum is σ = 411222258. Its totient is φ = 411222256.

The previous prime is 411222239. The next prime is 411222319. The reversal of 411222257 is 752222114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395572321 + 15649936 = 19889^2 + 3956^2 .

It is a cyclic number.

It is not a de Polignac number, because 411222257 - 2²² = 407027953 is a prime.

It is not a weakly prime, because it can be changed into another prime (411222457) 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, 205611128 + 205611129.

It is an arithmetic number, because the mean of its divisors is an integer number (205611129).

Almost surely, 2^411222257 is an apocalyptic number.

It is an amenable number.

411222257 is a deficient number, since it is larger than the sum of its proper divisors (1).

411222257 is an equidigital number, since it uses as much as digits as its factorization.

411222257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 26.

The square root of 411222257 is about 20278.6157565057. The cubic root of 411222257 is about 743.6333710490.

The spelling of 411222257 in words is "four hundred eleven million, two hundred twenty-two thousand, two hundred fifty-seven".