411152561 has 4 divisors (see below), whose sum is σ = 411220800. Its totient is φ = 411084324.

The previous prime is 411152527. The next prime is 411152563. The reversal of 411152561 is 165251114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411152561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 411152561.

It is not an unprimeable number, because it can be changed into a prime (411152563) 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 3 ways as a sum of consecutive naturals, for example, 24101 + ... + 37458.

It is an arithmetic number, because the mean of its divisors is an integer number (102805200).

Almost surely, 2^411152561 is an apocalyptic number.

It is an amenable number.

411152561 is a deficient number, since it is larger than the sum of its proper divisors (68239).

411152561 is an equidigital number, since it uses as much as digits as its factorization.

411152561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68238.

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

The square root of 411152561 is about 20276.8972231947. The cubic root of 411152561 is about 743.5913571106.

The spelling of 411152561 in words is "four hundred eleven million, one hundred fifty-two thousand, five hundred sixty-one".