43157317883 has 2 divisors, whose sum is σ = 43157317884. Its totient is φ = 43157317882.

The previous prime is 43157317859. The next prime is 43157317909. The reversal of 43157317883 is 38871375134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43157317883 - 2⁸ = 43157317627 is a prime.

It is not a weakly prime, because it can be changed into another prime (43157317813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21578658941 + 21578658942.

It is an arithmetic number, because the mean of its divisors is an integer number (21578658942).

Almost surely, 2^43157317883 is an apocalyptic number.

43157317883 is a deficient number, since it is larger than the sum of its proper divisors (1).

43157317883 is an equidigital number, since it uses as much as digits as its factorization.

43157317883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 50.

The spelling of 43157317883 in words is "forty-three billion, one hundred fifty-seven million, three hundred seventeen thousand, eight hundred eighty-three".