411121601 has 16 divisors (see below), whose sum is σ = 473496000. Its totient is φ = 354011040.

The previous prime is 411121561. The next prime is 411121631. The reversal of 411121601 is 106121114.

It is not a de Polignac number, because 411121601 - 2⁶ = 411121537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 411121601.

It is not an unprimeable number, because it can be changed into a prime (411121631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72725 + ... + 78173.

It is an arithmetic number, because the mean of its divisors is an integer number (29593500).

Almost surely, 2^411121601 is an apocalyptic number.

It is an amenable number.

411121601 is a deficient number, since it is larger than the sum of its proper divisors (62374399).

411121601 is an equidigital number, since it uses as much as digits as its factorization.

411121601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517 (or 5479 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

The square root of 411121601 is about 20276.1337784105. The cubic root of 411121601 is about 743.5726923712.

Adding to 411121601 its reverse (106121114), we get a palindrome (517242715).

The spelling of 411121601 in words is "four hundred eleven million, one hundred twenty-one thousand, six hundred one".