554121356 has 12 divisors (see below), whose sum is σ = 984186168. Its totient is φ = 272925312.

The previous prime is 554121353. The next prime is 554121367. The reversal of 554121356 is 653121455.

It is not an unprimeable number, because it can be changed into a prime (554121353) 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, 1033541 + ... + 1034076.

It is an arithmetic number, because the mean of its divisors is an integer number (82015514).

Almost surely, 2^554121356 is an apocalyptic number.

It is an amenable number.

554121356 is a deficient number, since it is larger than the sum of its proper divisors (430064812).

554121356 is a wasteful number, since it uses less digits than its factorization.

554121356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067688 (or 2067686 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 554121356 is about 23539.7824119086. The cubic root of 554121356 is about 821.3626737782.

Subtracting 554121356 from its reverse (653121455), we obtain a palindrome (99000099).

The spelling of 554121356 in words is "five hundred fifty-four million, one hundred twenty-one thousand, three hundred fifty-six".