97989123 has 8 divisors (see below), whose sum is σ = 130699008. Its totient is φ = 65302664.

The previous prime is 97989121. The next prime is 97989149. The reversal of 97989123 is 32198979.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97989123 - 2¹ = 97989121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97989121) 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 7 ways as a sum of consecutive naturals, for example, 10186 + ... + 17312.

It is an arithmetic number, because the mean of its divisors is an integer number (16337376).

Almost surely, 2^97989123 is an apocalyptic number.

97989123 is a deficient number, since it is larger than the sum of its proper divisors (32709885).

97989123 is a wasteful number, since it uses less digits than its factorization.

97989123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11713.

The product of its digits is 244944, while the sum is 48.

The square root of 97989123 is about 9898.9455499058. The cubic root of 97989123 is about 461.0265715286.

The spelling of 97989123 in words is "ninety-seven million, nine hundred eighty-nine thousand, one hundred twenty-three".