98731151 has 4 divisors (see below), whose sum is σ = 99604992. Its totient is φ = 97857312.

The previous prime is 98731117. The next prime is 98731181. The reversal of 98731151 is 15113789.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 98731151 - 2²⁶ = 31622287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98731181) 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, 436751 + ... + 436976.

It is an arithmetic number, because the mean of its divisors is an integer number (24901248).

Almost surely, 2^98731151 is an apocalyptic number.

98731151 is a deficient number, since it is larger than the sum of its proper divisors (873841).

98731151 is a wasteful number, since it uses less digits than its factorization.

98731151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873840.

The product of its digits is 7560, while the sum is 35.

The square root of 98731151 is about 9936.3550157993. The cubic root of 98731151 is about 462.1873627090.

The spelling of 98731151 in words is "ninety-eight million, seven hundred thirty-one thousand, one hundred fifty-one".