98731153 has 4 divisors (see below), whose sum is σ = 99166320. Its totient is φ = 98295988.

The previous prime is 98731117. The next prime is 98731181. The reversal of 98731153 is 35113789.

It is a happy number.

It is the 4057-th star number.

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 98731153 - 2⁹ = 98730641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98731183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217243 + ... + 217696.

It is an arithmetic number, because the mean of its divisors is an integer number (24791580).

Almost surely, 2^98731153 is an apocalyptic number.

It is an amenable number.

98731153 is a deficient number, since it is larger than the sum of its proper divisors (435167).

98731153 is a wasteful number, since it uses less digits than its factorization.

98731153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435166.

The product of its digits is 22680, while the sum is 37.

The square root of 98731153 is about 9936.3551164398. The cubic root of 98731153 is about 462.1873658299.

It can be divided in two parts, 9873 and 1153, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 98731153 in words is "ninety-eight million, seven hundred thirty-one thousand, one hundred fifty-three".