454238723 has 2 divisors, whose sum is σ = 454238724. Its totient is φ = 454238722.

The previous prime is 454238717. The next prime is 454238737. The reversal of 454238723 is 327832454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 454238723 - 2¹⁴ = 454222339 is a prime.

It is not a weakly prime, because it can be changed into another prime (454238423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227119361 + 227119362.

It is an arithmetic number, because the mean of its divisors is an integer number (227119362).

Almost surely, 2^454238723 is an apocalyptic number.

454238723 is a deficient number, since it is larger than the sum of its proper divisors (1).

454238723 is an equidigital number, since it uses as much as digits as its factorization.

454238723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 161280, while the sum is 38.

The square root of 454238723 is about 21312.8769292182. The cubic root of 454238723 is about 768.7079715450.

The spelling of 454238723 in words is "four hundred fifty-four million, two hundred thirty-eight thousand, seven hundred twenty-three".