411342021 has 12 divisors (see below), whose sum is σ = 594628320. Its totient is φ = 274012200.

The previous prime is 411342017. The next prime is 411342023. The reversal of 411342021 is 120243114.

It is not a de Polignac number, because 411342021 - 2² = 411342017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 411341985 and 411342003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411342023) 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 in 11 ways as a sum of consecutive naturals, for example, 5455 + ... + 29196.

It is an arithmetic number, because the mean of its divisors is an integer number (49552360).

Almost surely, 2^411342021 is an apocalyptic number.

It is an amenable number.

411342021 is a deficient number, since it is larger than the sum of its proper divisors (183286299).

411342021 is a wasteful number, since it uses less digits than its factorization.

411342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35976 (or 35973 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 411342021 is about 20281.5685044328. The cubic root of 411342021 is about 743.7055557464.

Adding to 411342021 its reverse (120243114), we get a palindrome (531585135).

The spelling of 411342021 in words is "four hundred eleven million, three hundred forty-two thousand, twenty-one".