660213430343 has 2 divisors, whose sum is σ = 660213430344. Its totient is φ = 660213430342.

The previous prime is 660213430277. The next prime is 660213430367. The reversal of 660213430343 is 343034312066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 660213430343 - 2¹⁶ = 660213364807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (660213460343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330106715171 + 330106715172.

It is an arithmetic number, because the mean of its divisors is an integer number (330106715172).

Almost surely, 2^660213430343 is an apocalyptic number.

660213430343 is a deficient number, since it is larger than the sum of its proper divisors (1).

660213430343 is an equidigital number, since it uses as much as digits as its factorization.

660213430343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 35.

The spelling of 660213430343 in words is "six hundred sixty billion, two hundred thirteen million, four hundred thirty thousand, three hundred forty-three".