43307407139 has 2 divisors, whose sum is σ = 43307407140. Its totient is φ = 43307407138.

The previous prime is 43307407063. The next prime is 43307407141. The reversal of 43307407139 is 93170470334.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43307407139 is a prime.

Together with 43307407141, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 43307407096 and 43307407105.

It is not a weakly prime, because it can be changed into another prime (43307407159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21653703569 + 21653703570.

It is an arithmetic number, because the mean of its divisors is an integer number (21653703570).

Almost surely, 2^43307407139 is an apocalyptic number.

43307407139 is a deficient number, since it is larger than the sum of its proper divisors (1).

43307407139 is an equidigital number, since it uses as much as digits as its factorization.

43307407139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 41.

The spelling of 43307407139 in words is "forty-three billion, three hundred seven million, four hundred seven thousand, one hundred thirty-nine".