453742943 has 2 divisors, whose sum is σ = 453742944. Its totient is φ = 453742942.

The previous prime is 453742931. The next prime is 453742957. The reversal of 453742943 is 349247354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 453742943 - 2⁶ = 453742879 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 453742943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (453742963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226871471 + 226871472.

It is an arithmetic number, because the mean of its divisors is an integer number (226871472).

Almost surely, 2^453742943 is an apocalyptic number.

453742943 is a deficient number, since it is larger than the sum of its proper divisors (1).

453742943 is an equidigital number, since it uses as much as digits as its factorization.

453742943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 41.

The square root of 453742943 is about 21301.2427571726. The cubic root of 453742943 is about 768.4282003165.

The spelling of 453742943 in words is "four hundred fifty-three million, seven hundred forty-two thousand, nine hundred forty-three".