4554541261 has 4 divisors (see below), whose sum is σ = 4554707292. Its totient is φ = 4554375232.

The previous prime is 4554541249. The next prime is 4554541283. The reversal of 4554541261 is 1621454554.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 676988361 + 3877552900 = 26019^2 + 62270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4554541261 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 4554541261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4554541231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31006 + ... + 100351.

It is an arithmetic number, because the mean of its divisors is an integer number (1138676823).

Almost surely, 2^4554541261 is an apocalyptic number.

It is an amenable number.

4554541261 is a deficient number, since it is larger than the sum of its proper divisors (166031).

4554541261 is a wasteful number, since it uses less digits than its factorization.

4554541261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166030.

The product of its digits is 96000, while the sum is 37.

The square root of 4554541261 is about 67487.3414871263. The cubic root of 4554541261 is about 1657.6069040866.

The spelling of 4554541261 in words is "four billion, five hundred fifty-four million, five hundred forty-one thousand, two hundred sixty-one".