998037115 has 4 divisors (see below), whose sum is σ = 1197644544. Its totient is φ = 798429688.

The previous prime is 998037109. The next prime is 998037119. The reversal of 998037115 is 511730899.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 511730899 = 313 ⋅1634923.

It is a cyclic number.

It is not a de Polignac number, because 998037115 - 2³ = 998037107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998037119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99803707 + ... + 99803716.

It is an arithmetic number, because the mean of its divisors is an integer number (299411136).

Almost surely, 2^998037115 is an apocalyptic number.

998037115 is a deficient number, since it is larger than the sum of its proper divisors (199607429).

998037115 is a wasteful number, since it uses less digits than its factorization.

998037115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199607428.

The product of its (nonzero) digits is 68040, while the sum is 43.

The square root of 998037115 is about 31591.7254197994. The cubic root of 998037115 is about 999.3452764306.

The spelling of 998037115 in words is "nine hundred ninety-eight million, thirty-seven thousand, one hundred fifteen".