1000000019098 has 4 divisors (see below), whose sum is σ = 1500000028650. Its totient is φ = 500000009548.

The previous prime is 1000000019023. The next prime is 1000000019099. The reversal of 1000000019098 is 8909100000001.

1000000019098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 847473059889 + 152526959209 = 920583^2 + 390547^2 .

It is not an unprimeable number, because it can be changed into a prime (1000000019099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250000004773 + ... + 250000004776.

Almost surely, 2^{1000000019098} is an apocalyptic number.

1000000019098 is a deficient number, since it is larger than the sum of its proper divisors (500000009552).

1000000019098 is an equidigital number, since it uses as much as digits as its factorization.

1000000019098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500000009551.

The product of its (nonzero) digits is 648, while the sum is 28.

Adding to 1000000019098 its reverse (8909100000001), we get a palindrome (9909100019099).

The spelling of 1000000019098 in words is "one trillion, nineteen thousand, ninety-eight".