411405122 has 4 divisors (see below), whose sum is σ = 617107686. Its totient is φ = 205702560.

The previous prime is 411405101. The next prime is 411405139. The reversal of 411405122 is 221504114.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 411237841 + 167281 = 20279^2 + 409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 411405094 and 411405103.

It is an unprimeable number.

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, 102851279 + ... + 102851282.

Almost surely, 2^411405122 is an apocalyptic number.

411405122 is a deficient number, since it is larger than the sum of its proper divisors (205702564).

411405122 is a wasteful number, since it uses less digits than its factorization.

411405122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205702563.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 411405122 is about 20283.1240690383. The cubic root of 411405122 is about 743.7435826295.

Adding to 411405122 its reverse (221504114), we get a palindrome (632909236).

The spelling of 411405122 in words is "four hundred eleven million, four hundred five thousand, one hundred twenty-two".