4002023013 has 16 divisors (see below), whose sum is σ = 5371906176. Its totient is φ = 2650107200.

The previous prime is 4002022987. The next prime is 4002023017. The reversal of 4002023013 is 3103202004.

It is a cyclic number.

It is not a de Polignac number, because 4002023013 - 2⁶ = 4002022949 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4002022983 and 4002023001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002023017) 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, 672256 + ... + 678182.

It is an arithmetic number, because the mean of its divisors is an integer number (335744136).

Almost surely, 2^4002023013 is an apocalyptic number.

It is an amenable number.

4002023013 is a deficient number, since it is larger than the sum of its proper divisors (1369883163).

4002023013 is a wasteful number, since it uses less digits than its factorization.

4002023013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7404.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 4002023013 is about 63261.5445037505. The cubic root of 4002023013 is about 1587.6686179462.

Adding to 4002023013 its reverse (3103202004), we get a palindrome (7105225017).

The spelling of 4002023013 in words is "four billion, two million, twenty-three thousand, thirteen".