454061623 has 2 divisors, whose sum is σ = 454061624. Its totient is φ = 454061622.

The previous prime is 454061599. The next prime is 454061633. The reversal of 454061623 is 326160454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454061623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (454061633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227030811 + 227030812.

It is an arithmetic number, because the mean of its divisors is an integer number (227030812).

Almost surely, 2^454061623 is an apocalyptic number.

454061623 is a deficient number, since it is larger than the sum of its proper divisors (1).

454061623 is an equidigital number, since it uses as much as digits as its factorization.

454061623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 454061623 is about 21308.7217589418. The cubic root of 454061623 is about 768.6080564773.

The spelling of 454061623 in words is "four hundred fifty-four million, sixty-one thousand, six hundred twenty-three".