1098974104197 has 16 divisors (see below), whose sum is σ = 1551513997440. Its totient is φ = 689542981632.

The previous prime is 1098974104171. The next prime is 1098974104219. The reversal of 1098974104197 is 7914014798901.

It is a happy number.

It is not a de Polignac number, because 1098974104197 - 2¹⁰ = 1098974103173 is a prime.

It is a super-2 number, since 2×1098974104197² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1098974104197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098974104097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7234608 + ... + 7384950.

It is an arithmetic number, because the mean of its divisors is an integer number (96969624840).

Almost surely, 2^{1098974104197} is an apocalyptic number.

1098974104197 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1098974104197 is a deficient number, since it is larger than the sum of its proper divisors (452539893243).

1098974104197 is a wasteful number, since it uses less digits than its factorization.

1098974104197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293692.

The product of its (nonzero) digits is 4572288, while the sum is 60.

The spelling of 1098974104197 in words is "one trillion, ninety-eight billion, nine hundred seventy-four million, one hundred four thousand, one hundred ninety-seven".