97989119 has 4 divisors (see below), whose sum is σ = 99595560. Its totient is φ = 96382680.

The previous prime is 97989097. The next prime is 97989121. The reversal of 97989119 is 91198979.

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 97989119 - 2¹² = 97985023 is a prime.

It is a super-2 number, since 2×97989119² = 19203734884792322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97989149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803129 + ... + 803250.

It is an arithmetic number, because the mean of its divisors is an integer number (24898890).

Almost surely, 2^97989119 is an apocalyptic number.

97989119 is a deficient number, since it is larger than the sum of its proper divisors (1606441).

97989119 is a wasteful number, since it uses less digits than its factorization.

97989119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606440.

The product of its digits is 367416, while the sum is 53.

The square root of 97989119 is about 9898.9453478641. The cubic root of 97989119 is about 461.0265652555.

The spelling of 97989119 in words is "ninety-seven million, nine hundred eighty-nine thousand, one hundred nineteen".