1098329197 has 8 divisors (see below), whose sum is σ = 1285849152. Its totient is φ = 918463200.

The previous prime is 1098329161. The next prime is 1098329261. The reversal of 1098329197 is 7919238901.

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 1098329197 - 2⁷ = 1098329069 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1098329197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098329117) 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, 1913179 + ... + 1913752.

It is an arithmetic number, because the mean of its divisors is an integer number (160731144).

Almost surely, 2^1098329197 is an apocalyptic number.

It is an amenable number.

1098329197 is a deficient number, since it is larger than the sum of its proper divisors (187519955).

1098329197 is an equidigital number, since it uses as much as digits as its factorization.

1098329197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3826979.

The product of its (nonzero) digits is 244944, while the sum is 49.

The square root of 1098329197 is about 33141.0500286276. The cubic root of 1098329197 is about 1031.7572031253.

The spelling of 1098329197 in words is "one billion, ninety-eight million, three hundred twenty-nine thousand, one hundred ninety-seven".