4343440013 has 4 divisors (see below), whose sum is σ = 4738298208. Its totient is φ = 3948581820.

The previous prime is 4343440009. The next prime is 4343440069. The reversal of 4343440013 is 3100443434.

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.

It is a cyclic number.

It is not a de Polignac number, because 4343440013 - 2² = 4343440009 is a prime.

It is a super-2 number, since 2×4343440013² = 37730942293058880338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4343440613) 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, 197429081 + ... + 197429102.

It is an arithmetic number, because the mean of its divisors is an integer number (1184574552).

Almost surely, 2^4343440013 is an apocalyptic number.

It is an amenable number.

4343440013 is a deficient number, since it is larger than the sum of its proper divisors (394858195).

4343440013 is a wasteful number, since it uses less digits than its factorization.

4343440013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394858194.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 4343440013 is about 65904.7798949363. The cubic root of 4343440013 is about 1631.5909057518.

Adding to 4343440013 its reverse (3100443434), we get a palindrome (7443883447).

The spelling of 4343440013 in words is "four billion, three hundred forty-three million, four hundred forty thousand, thirteen".