1604143023 has 8 divisors (see below), whose sum is σ = 2444408448. Its totient is φ = 916653144.

The previous prime is 1604143007. The next prime is 1604143061. The reversal of 1604143023 is 3203414061.

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

It is not a de Polignac number, because 1604143023 - 2⁴ = 1604143007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1604142984 and 1604143002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1604143003) 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, 38193861 + ... + 38193902.

It is an arithmetic number, because the mean of its divisors is an integer number (305551056).

Almost surely, 2^1604143023 is an apocalyptic number.

1604143023 is a deficient number, since it is larger than the sum of its proper divisors (840265425).

1604143023 is an equidigital number, since it uses as much as digits as its factorization.

1604143023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76387773.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1604143023 is about 40051.7543061474. The cubic root of 1604143023 is about 1170.6157479158.

Adding to 1604143023 its reverse (3203414061), we get a palindrome (4807557084).

The spelling of 1604143023 in words is "one billion, six hundred four million, one hundred forty-three thousand, twenty-three".