43429259320913 has 4 divisors (see below), whose sum is σ = 43470114692928. Its totient is φ = 43388403948900.

The previous prime is 43429259320903. The next prime is 43429259320927. The reversal of 43429259320913 is 31902395292434.

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 a de Polignac number, because none of the positive numbers 2^k-43429259320913 is a prime.

It is a super-2 number, since 2×43429259320913² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43429259320903) 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, 20427684413 + ... + 20427686538.

It is an arithmetic number, because the mean of its divisors is an integer number (10867528673232).

Almost surely, 2^{43429259320913} is an apocalyptic number.

It is an amenable number.

43429259320913 is a deficient number, since it is larger than the sum of its proper divisors (40855372015).

43429259320913 is a wasteful number, since it uses less digits than its factorization.

43429259320913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40855372014.

The product of its (nonzero) digits is 12597120, while the sum is 56.

The spelling of 43429259320913 in words is "forty-three trillion, four hundred twenty-nine billion, two hundred fifty-nine million, three hundred twenty thousand, nine hundred thirteen".