4342013509 has 4 divisors (see below), whose sum is σ = 4369669804. Its totient is φ = 4314357216.

The previous prime is 4342013477. The next prime is 4342013519. The reversal of 4342013509 is 9053102434.

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 2734244100 + 1607769409 = 52290^2 + 40097^2 .

It is a cyclic number.

It is not a de Polignac number, because 4342013509 - 2⁵ = 4342013477 is a prime.

It is a super-3 number, since 3×4342013509³ (a number of 30 digits) contains 333 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 (4342013519) 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, 13827912 + ... + 13828225.

It is an arithmetic number, because the mean of its divisors is an integer number (1092417451).

Almost surely, 2^4342013509 is an apocalyptic number.

It is an amenable number.

4342013509 is a deficient number, since it is larger than the sum of its proper divisors (27656295).

4342013509 is a wasteful number, since it uses less digits than its factorization.

4342013509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27656294.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 4342013509 is about 65893.9565438288. The cubic root of 4342013509 is about 1631.4122665630.

The spelling of 4342013509 in words is "four billion, three hundred forty-two million, thirteen thousand, five hundred nine".