554121103 has 8 divisors (see below), whose sum is σ = 587256480. Its totient is φ = 521045760.

The previous prime is 554121079. The next prime is 554121107. The reversal of 554121103 is 301121455.

It is a happy number.

554121103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554121103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554121107) 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, 4758 + ... + 33628.

It is an arithmetic number, because the mean of its divisors is an integer number (73407060).

Almost surely, 2^554121103 is an apocalyptic number.

554121103 is a deficient number, since it is larger than the sum of its proper divisors (33135377).

554121103 is a wasteful number, since it uses less digits than its factorization.

554121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30017.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 554121103 is about 23539.7770380265. Note that the first 3 decimals coincide. The cubic root of 554121103 is about 821.3625487726.

Adding to 554121103 its reverse (301121455), we get a palindrome (855242558).

The spelling of 554121103 in words is "five hundred fifty-four million, one hundred twenty-one thousand, one hundred three".