457666343 has 2 divisors, whose sum is σ = 457666344. Its totient is φ = 457666342.

The previous prime is 457666301. The next prime is 457666373. The reversal of 457666343 is 343666754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 457666343 - 2¹⁰ = 457665319 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 457666294 and 457666303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457666373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228833171 + 228833172.

It is an arithmetic number, because the mean of its divisors is an integer number (228833172).

Almost surely, 2^457666343 is an apocalyptic number.

457666343 is a deficient number, since it is larger than the sum of its proper divisors (1).

457666343 is an equidigital number, since it uses as much as digits as its factorization.

457666343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 44.

The square root of 457666343 is about 21393.1377548970. The cubic root of 457666343 is about 770.6366483668.

The spelling of 457666343 in words is "four hundred fifty-seven million, six hundred sixty-six thousand, three hundred forty-three".