411255161 has 2 divisors, whose sum is σ = 411255162. Its totient is φ = 411255160.

The previous prime is 411255151. The next prime is 411255167. The reversal of 411255161 is 161552114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207907561 + 203347600 = 14419^2 + 14260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411255161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 411255161.

It is not a weakly prime, because it can be changed into another prime (411255167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205627580 + 205627581.

It is an arithmetic number, because the mean of its divisors is an integer number (205627581).

Almost surely, 2^411255161 is an apocalyptic number.

It is an amenable number.

411255161 is a deficient number, since it is larger than the sum of its proper divisors (1).

411255161 is an equidigital number, since it uses as much as digits as its factorization.

411255161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1200, while the sum is 26.

The square root of 411255161 is about 20279.4270382573. The cubic root of 411255161 is about 743.6532044923.

The spelling of 411255161 in words is "four hundred eleven million, two hundred fifty-five thousand, one hundred sixty-one".