554551099 has 2 divisors, whose sum is σ = 554551100. Its totient is φ = 554551098.

The previous prime is 554551097. The next prime is 554551133. The reversal of 554551099 is 990155455.

554551099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 554551099 - 2¹ = 554551097 is a prime.

Together with 554551097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (554551097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277275549 + 277275550.

It is an arithmetic number, because the mean of its divisors is an integer number (277275550).

Almost surely, 2^554551099 is an apocalyptic number.

554551099 is a deficient number, since it is larger than the sum of its proper divisors (1).

554551099 is an equidigital number, since it uses as much as digits as its factorization.

554551099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 202500, while the sum is 43.

The square root of 554551099 is about 23548.9086583646. The cubic root of 554551099 is about 821.5749519770.

It can be divided in two parts, 5545 and 51099, that added together give a square (56644 = 238²).

The spelling of 554551099 in words is "five hundred fifty-four million, five hundred fifty-one thousand, ninety-nine".