1098132271 has 2 divisors, whose sum is σ = 1098132272. Its totient is φ = 1098132270.

The previous prime is 1098132253. The next prime is 1098132293. The reversal of 1098132271 is 1722318901.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1098132271 - 2⁵ = 1098132239 is a prime.

It is a super-2 number, since 2×1098132271² = 2411788969223234882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1098132571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549066135 + 549066136.

It is an arithmetic number, because the mean of its divisors is an integer number (549066136).

Almost surely, 2^1098132271 is an apocalyptic number.

1098132271 is a deficient number, since it is larger than the sum of its proper divisors (1).

1098132271 is an equidigital number, since it uses as much as digits as its factorization.

1098132271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 1098132271 is about 33138.0788670677. The cubic root of 1098132271 is about 1031.6955361364.

The spelling of 1098132271 in words is "one billion, ninety-eight million, one hundred thirty-two thousand, two hundred seventy-one".