898111393 has 4 divisors (see below), whose sum is σ = 913333680. Its totient is φ = 882889108.

The previous prime is 898111381. The next prime is 898111523. The reversal of 898111393 is 393111898.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 898111393 - 2²¹ = 896014241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898111303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7611055 + ... + 7611172.

It is an arithmetic number, because the mean of its divisors is an integer number (228333420).

Almost surely, 2^898111393 is an apocalyptic number.

It is an amenable number.

898111393 is a deficient number, since it is larger than the sum of its proper divisors (15222287).

898111393 is a wasteful number, since it uses less digits than its factorization.

898111393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15222286.

The product of its digits is 46656, while the sum is 43.

The square root of 898111393 is about 29968.5066861864. The cubic root of 898111393 is about 964.8135672132.

It can be divided in two parts, 89811 and 1393, that added together give a square (91204 = 302²).

The spelling of 898111393 in words is "eight hundred ninety-eight million, one hundred eleven thousand, three hundred ninety-three".