551108087 has 2 divisors, whose sum is σ = 551108088. Its totient is φ = 551108086.

The previous prime is 551108071. The next prime is 551108113. The reversal of 551108087 is 780801155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551108087 - 2⁴ = 551108071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551108017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275554043 + 275554044.

It is an arithmetic number, because the mean of its divisors is an integer number (275554044).

Almost surely, 2^551108087 is an apocalyptic number.

551108087 is a deficient number, since it is larger than the sum of its proper divisors (1).

551108087 is an equidigital number, since it uses as much as digits as its factorization.

551108087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 35.

The square root of 551108087 is about 23475.6914062185. The cubic root of 551108087 is about 819.8711313447.

The spelling of 551108087 in words is "five hundred fifty-one million, one hundred eight thousand, eighty-seven".