1098367871 has 2 divisors, whose sum is σ = 1098367872. Its totient is φ = 1098367870.

The previous prime is 1098367859. The next prime is 1098367927. The reversal of 1098367871 is 1787638901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1098367871 - 2¹⁰ = 1098366847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098361871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549183935 + 549183936.

It is an arithmetic number, because the mean of its divisors is an integer number (549183936).

Almost surely, 2^1098367871 is an apocalyptic number.

1098367871 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098367871 is an equidigital number, since it uses as much as digits as its factorization.

1098367871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 50.

The square root of 1098367871 is about 33141.6334992710. The cubic root of 1098367871 is about 1031.7693129463.

The spelling of 1098367871 in words is "one billion, ninety-eight million, three hundred sixty-seven thousand, eight hundred seventy-one".