551106851 has 2 divisors, whose sum is σ = 551106852. Its totient is φ = 551106850.

The previous prime is 551106827. The next prime is 551106859. The reversal of 551106851 is 158601155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551106851 - 2¹⁰ = 551105827 is a prime.

It is a super-2 number, since 2×551106851² = 607437522438272402, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (551106859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275553425 + 275553426.

It is an arithmetic number, because the mean of its divisors is an integer number (275553426).

Almost surely, 2^551106851 is an apocalyptic number.

551106851 is a deficient number, since it is larger than the sum of its proper divisors (1).

551106851 is an equidigital number, since it uses as much as digits as its factorization.

551106851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 32.

The square root of 551106851 is about 23475.6650811005. The cubic root of 551106851 is about 819.8705184211.

The spelling of 551106851 in words is "five hundred fifty-one million, one hundred six thousand, eight hundred fifty-one".