4544121 has 8 divisors (see below), whose sum is σ = 6161760. Its totient is φ = 2977952.

The previous prime is 4544119. The next prime is 4544123. The reversal of 4544121 is 1214454.

4544121 = 248² + 249² + ... + 306².

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4544119) and next prime (4544123).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4544121 - 2¹ = 4544119 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (4544123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12660 + ... + 13013.

It is an arithmetic number, because the mean of its divisors is an integer number (770220).

Almost surely, 2^4544121 is an apocalyptic number.

It is an amenable number.

4544121 is a deficient number, since it is larger than the sum of its proper divisors (1617639).

4544121 is a wasteful number, since it uses less digits than its factorization.

4544121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25735.

The product of its digits is 640, while the sum is 21.

The square root of 4544121 is about 2131.6943964837. The cubic root of 4544121 is about 165.6341801486.

Adding to 4544121 its reverse (1214454), we get a palindrome (5758575).

The spelling of 4544121 in words is "four million, five hundred forty-four thousand, one hundred twenty-one".