656143483 has 2 divisors, whose sum is σ = 656143484. Its totient is φ = 656143482.

The previous prime is 656143421. The next prime is 656143487. The reversal of 656143483 is 384341656.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-656143483 is a prime.

It is not a weakly prime, because it can be changed into another prime (656143487) 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, 328071741 + 328071742.

It is an arithmetic number, because the mean of its divisors is an integer number (328071742).

Almost surely, 2^656143483 is an apocalyptic number.

656143483 is a deficient number, since it is larger than the sum of its proper divisors (1).

656143483 is an equidigital number, since it uses as much as digits as its factorization.

656143483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 40.

The square root of 656143483 is about 25615.2978315693. The cubic root of 656143483 is about 868.9596420516.

The spelling of 656143483 in words is "six hundred fifty-six million, one hundred forty-three thousand, four hundred eighty-three".