1098632165 has 8 divisors (see below), whose sum is σ = 1338036000. Its totient is φ = 865787472.

The previous prime is 1098632159. The next prime is 1098632167. The reversal of 1098632165 is 5612368901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1098632165 - 2¹⁴ = 1098615781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098632167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1639415 + ... + 1640084.

It is an arithmetic number, because the mean of its divisors is an integer number (167254500).

Almost surely, 2^1098632165 is an apocalyptic number.

It is an amenable number.

1098632165 is a deficient number, since it is larger than the sum of its proper divisors (239403835).

1098632165 is an equidigital number, since it uses as much as digits as its factorization.

1098632165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279571.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 1098632165 is about 33145.6206006163. The cubic root of 1098632165 is about 1031.8520625657.

The spelling of 1098632165 in words is "one billion, ninety-eight million, six hundred thirty-two thousand, one hundred sixty-five".