1601013423 has 8 divisors (see below), whose sum is σ = 2135231536. Its totient is φ = 1067068800.

The previous prime is 1601013413. The next prime is 1601013451. The reversal of 1601013423 is 3243101061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1601013423 - 2²⁹ = 1064142511 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 1601013423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601013413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54298 + ... + 78423.

It is an arithmetic number, because the mean of its divisors is an integer number (266903942).

Almost surely, 2^1601013423 is an apocalyptic number.

1601013423 is a deficient number, since it is larger than the sum of its proper divisors (534218113).

1601013423 is a wasteful number, since it uses less digits than its factorization.

1601013423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136745.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1601013423 is about 40012.6657822245. The cubic root of 1601013423 is about 1169.8539820697.

Adding to 1601013423 its reverse (3243101061), we get a palindrome (4844114484).

The spelling of 1601013423 in words is "one billion, six hundred one million, thirteen thousand, four hundred twenty-three".