1601063441 has 4 divisors (see below), whose sum is σ = 1601175792. Its totient is φ = 1600951092.

The previous prime is 1601063411. The next prime is 1601063449. The reversal of 1601063441 is 1443601061.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1601063441 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 1601063441.

It is not an unprimeable number, because it can be changed into a prime (1601063449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31055 + ... + 64548.

It is an arithmetic number, because the mean of its divisors is an integer number (400293948).

Almost surely, 2^1601063441 is an apocalyptic number.

It is an amenable number.

1601063441 is a deficient number, since it is larger than the sum of its proper divisors (112351).

1601063441 is an equidigital number, since it uses as much as digits as its factorization.

1601063441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112350.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1601063441 is about 40013.2908044315. The cubic root of 1601063441 is about 1169.8661645924.

It can be divided in two parts, 160 and 1063441, that added together give a palindrome (1063601).

The spelling of 1601063441 in words is "one billion, six hundred one million, sixty-three thousand, four hundred forty-one".