1098361322 has 4 divisors (see below), whose sum is σ = 1647541986. Its totient is φ = 549180660.

The previous prime is 1098361309. The next prime is 1098361331. The reversal of 1098361322 is 2231638901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 965904241 + 132457081 = 31079^2 + 11509^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274590329 + ... + 274590332.

Almost surely, 2^1098361322 is an apocalyptic number.

1098361322 is a deficient number, since it is larger than the sum of its proper divisors (549180664).

1098361322 is an equidigital number, since it uses as much as digits as its factorization.

1098361322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549180663.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 1098361322 is about 33141.5346959069. The cubic root of 1098361322 is about 1031.7672623065.

The spelling of 1098361322 in words is "one billion, ninety-eight million, three hundred sixty-one thousand, three hundred twenty-two".