554455469 has 2 divisors, whose sum is σ = 554455470. Its totient is φ = 554455468.

The previous prime is 554455441. The next prime is 554455483. The reversal of 554455469 is 964554455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393546244 + 160909225 = 19838^2 + 12685^2 .

It is a cyclic number.

It is not a de Polignac number, because 554455469 - 2¹⁶ = 554389933 is a prime.

It is a super-2 number, since 2×554455469² = 614841734208019922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554455409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277227734 + 277227735.

It is an arithmetic number, because the mean of its divisors is an integer number (277227735).

Almost surely, 2^554455469 is an apocalyptic number.

It is an amenable number.

554455469 is a deficient number, since it is larger than the sum of its proper divisors (1).

554455469 is an equidigital number, since it uses as much as digits as its factorization.

554455469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160000, while the sum is 47.

The square root of 554455469 is about 23546.8781157928. The cubic root of 554455469 is about 821.5277235494.

The spelling of 554455469 in words is "five hundred fifty-four million, four hundred fifty-five thousand, four hundred sixty-nine".