43257024659 has 2 divisors, whose sum is σ = 43257024660. Its totient is φ = 43257024658.

The previous prime is 43257024649. The next prime is 43257024661. The reversal of 43257024659 is 95642075234.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43257024659 is a prime.

Together with 43257024661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (43257024649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21628512329 + 21628512330.

It is an arithmetic number, because the mean of its divisors is an integer number (21628512330).

Almost surely, 2^43257024659 is an apocalyptic number.

43257024659 is a deficient number, since it is larger than the sum of its proper divisors (1).

43257024659 is an equidigital number, since it uses as much as digits as its factorization.

43257024659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 43257024659 in words is "forty-three billion, two hundred fifty-seven million, twenty-four thousand, six hundred fifty-nine".