43294830431 has 2 divisors, whose sum is σ = 43294830432. Its totient is φ = 43294830430.

The previous prime is 43294830421. The next prime is 43294830443. The reversal of 43294830431 is 13403849234.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43294830431 is a prime.

It is a super-2 number, since 2×43294830431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43294830421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21647415215 + 21647415216.

It is an arithmetic number, because the mean of its divisors is an integer number (21647415216).

Almost surely, 2^43294830431 is an apocalyptic number.

43294830431 is a deficient number, since it is larger than the sum of its proper divisors (1).

43294830431 is an equidigital number, since it uses as much as digits as its factorization.

43294830431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 43294830431 in words is "forty-three billion, two hundred ninety-four million, eight hundred thirty thousand, four hundred thirty-one".