454431049 has 2 divisors, whose sum is σ = 454431050. Its totient is φ = 454431048.

The previous prime is 454431011. The next prime is 454431067. The reversal of 454431049 is 940134454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 412090000 + 42341049 = 20300^2 + 6507^2 .

It is a cyclic number.

It is not a de Polignac number, because 454431049 - 2¹⁷ = 454299977 is a prime.

It is not a weakly prime, because it can be changed into another prime (454431149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227215524 + 227215525.

It is an arithmetic number, because the mean of its divisors is an integer number (227215525).

Almost surely, 2^454431049 is an apocalyptic number.

It is an amenable number.

454431049 is a deficient number, since it is larger than the sum of its proper divisors (1).

454431049 is an equidigital number, since it uses as much as digits as its factorization.

454431049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 454431049 is about 21317.3884188472. The cubic root of 454431049 is about 768.8164473025.

The spelling of 454431049 in words is "four hundred fifty-four million, four hundred thirty-one thousand, forty-nine".