1026989098 has 16 divisors (see below), whose sum is σ = 1562607360. Its totient is φ = 506142000.

The previous prime is 1026989059. The next prime is 1026989099. The reversal of 1026989098 is 8909896201.

It is not an unprimeable number, because it can be changed into a prime (1026989099) 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, 94548 + ... + 104848.

It is an arithmetic number, because the mean of its divisors is an integer number (97662960).

Almost surely, 2^1026989098 is an apocalyptic number.

1026989098 is a deficient number, since it is larger than the sum of its proper divisors (535618262).

1026989098 is a wasteful number, since it uses less digits than its factorization.

1026989098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11013.

The product of its (nonzero) digits is 559872, while the sum is 52.

The square root of 1026989098 is about 32046.6706227028. The cubic root of 1026989098 is about 1008.9166235162.

The spelling of 1026989098 in words is "one billion, twenty-six million, nine hundred eighty-nine thousand, ninety-eight".