555351089 has 2 divisors, whose sum is σ = 555351090. Its totient is φ = 555351088.

The previous prime is 555350989. The next prime is 555351113. The reversal of 555351089 is 980153555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 554367025 + 984064 = 23545^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 555351089 - 2¹² = 555346993 is a prime.

It is not a weakly prime, because it can be changed into another prime (555251089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277675544 + 277675545.

It is an arithmetic number, because the mean of its divisors is an integer number (277675545).

Almost surely, 2^555351089 is an apocalyptic number.

It is an amenable number.

555351089 is a deficient number, since it is larger than the sum of its proper divisors (1).

555351089 is an equidigital number, since it uses as much as digits as its factorization.

555351089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 41.

The square root of 555351089 is about 23565.8882497563. Note that the first 3 decimals coincide. The cubic root of 555351089 is about 821.9698274909.

The spelling of 555351089 in words is "five hundred fifty-five million, three hundred fifty-one thousand, eighty-nine".