454444129 has 2 divisors, whose sum is σ = 454444130. Its totient is φ = 454444128.

The previous prime is 454444079. The next prime is 454444139. The reversal of 454444129 is 921444454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 421070400 + 33373729 = 20520^2 + 5777^2 .

It is a cyclic number.

It is not a de Polignac number, because 454444129 - 2⁹ = 454443617 is a prime.

It is not a weakly prime, because it can be changed into another prime (454444139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227222064 + 227222065.

It is an arithmetic number, because the mean of its divisors is an integer number (227222065).

Almost surely, 2^454444129 is an apocalyptic number.

It is an amenable number.

454444129 is a deficient number, since it is larger than the sum of its proper divisors (1).

454444129 is an equidigital number, since it uses as much as digits as its factorization.

454444129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92160, while the sum is 37.

The square root of 454444129 is about 21317.6952084413. The cubic root of 454444129 is about 768.8238235756.

The spelling of 454444129 in words is "four hundred fifty-four million, four hundred forty-four thousand, one hundred twenty-nine".