4312023013 has 4 divisors (see below), whose sum is σ = 4417194348. Its totient is φ = 4206851680.

The previous prime is 4312023007. The next prime is 4312023017. The reversal of 4312023013 is 3103202134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1940138209 + 2371884804 = 44047^2 + 48702^2 .

It is a cyclic number.

It is not a de Polignac number, because 4312023013 - 2⁹ = 4312022501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312023017) 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, 52585606 + ... + 52585687.

It is an arithmetic number, because the mean of its divisors is an integer number (1104298587).

Almost surely, 2^4312023013 is an apocalyptic number.

It is an amenable number.

4312023013 is a deficient number, since it is larger than the sum of its proper divisors (105171335).

4312023013 is a wasteful number, since it uses less digits than its factorization.

4312023013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105171334.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4312023013 is about 65665.9958654401. The cubic root of 4312023013 is about 1627.6475044360.

Adding to 4312023013 its reverse (3103202134), we get a palindrome (7415225147).

The spelling of 4312023013 in words is "four billion, three hundred twelve million, twenty-three thousand, thirteen".