544451121 has 6 divisors (see below), whose sum is σ = 786429410. Its totient is φ = 362967408.

The previous prime is 544451119. The next prime is 544451123. The reversal of 544451121 is 121154445.

544451121 is a `hidden beast` number, since 544 + 4 + 5 + 112 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (544451119) and next prime (544451123).

It can be written as a sum of positive squares in only one way, i.e., 542377521 + 2073600 = 23289^2 + 1440^2 .

It is not a de Polignac number, because 544451121 - 2¹ = 544451119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544451123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30247276 + ... + 30247293.

Almost surely, 2^544451121 is an apocalyptic number.

It is an amenable number.

544451121 is a deficient number, since it is larger than the sum of its proper divisors (241978289).

544451121 is a wasteful number, since it uses less digits than its factorization.

544451121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60494575 (or 60494572 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 544451121 is about 23333.4764019423. The cubic root of 544451121 is about 816.5566100383.

It can be divided in two parts, 5444 and 51121, that added together give a palindrome (56565).

The spelling of 544451121 in words is "five hundred forty-four million, four hundred fifty-one thousand, one hundred twenty-one".