554066461 has 4 divisors (see below), whose sum is σ = 596686972. Its totient is φ = 511445952.

The previous prime is 554066413. The next prime is 554066473. The reversal of 554066461 is 164660455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 164660455 = 5 ⋅32932091.

It can be written as a sum of positive squares in 2 ways, for example, as 125328025 + 428738436 = 11195^2 + 20706^2 .

It is a cyclic number.

It is not a de Polignac number, because 554066461 - 2¹³ = 554058269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 554066461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554066761) 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 in 3 ways as a sum of consecutive naturals, for example, 21310236 + ... + 21310261.

It is an arithmetic number, because the mean of its divisors is an integer number (149171743).

Almost surely, 2^554066461 is an apocalyptic number.

It is an amenable number.

554066461 is a deficient number, since it is larger than the sum of its proper divisors (42620511).

554066461 is a wasteful number, since it uses less digits than its factorization.

554066461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42620510.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 554066461 is about 23538.6163781986. The cubic root of 554066461 is about 821.3355496398.

The spelling of 554066461 in words is "five hundred fifty-four million, sixty-six thousand, four hundred sixty-one".