43020362613 has 4 divisors (see below), whose sum is σ = 57360483488. Its totient is φ = 28680241740.

The previous prime is 43020362603. The next prime is 43020362641. The reversal of 43020362613 is 31626302034.

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 not a de Polignac number, because 43020362613 - 2⁴ = 43020362597 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 (43020362603) 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, 7170060433 + ... + 7170060438.

It is an arithmetic number, because the mean of its divisors is an integer number (14340120872).

Almost surely, 2^43020362613 is an apocalyptic number.

It is an amenable number.

43020362613 is a deficient number, since it is larger than the sum of its proper divisors (14340120875).

43020362613 is a wasteful number, since it uses less digits than its factorization.

43020362613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14340120874.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 43020362613 its reverse (31626302034), we get a palindrome (74646664647).

The spelling of 43020362613 in words is "forty-three billion, twenty million, three hundred sixty-two thousand, six hundred thirteen".