457843453 has 2 divisors, whose sum is σ = 457843454. Its totient is φ = 457843452.

The previous prime is 457843427. The next prime is 457843459. The reversal of 457843453 is 354348754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 442765764 + 15077689 = 21042^2 + 3883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-457843453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (457843459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228921726 + 228921727.

It is an arithmetic number, because the mean of its divisors is an integer number (228921727).

Almost surely, 2^457843453 is an apocalyptic number.

It is an amenable number.

457843453 is a deficient number, since it is larger than the sum of its proper divisors (1).

457843453 is an equidigital number, since it uses as much as digits as its factorization.

457843453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 806400, while the sum is 43.

The square root of 457843453 is about 21397.2767659812. The cubic root of 457843453 is about 770.7360438154.

The spelling of 457843453 in words is "four hundred fifty-seven million, eight hundred forty-three thousand, four hundred fifty-three".