97289013 has 16 divisors (see below), whose sum is σ = 133079040. Its totient is φ = 63191856.

The previous prime is 97289009. The next prime is 97289029. The reversal of 97289013 is 31098279.

It is not a de Polignac number, because 97289013 - 2² = 97289009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97289033) 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 15 ways as a sum of consecutive naturals, for example, 32256 + ... + 35142.

It is an arithmetic number, because the mean of its divisors is an integer number (8317440).

Almost surely, 2^97289013 is an apocalyptic number.

It is an amenable number.

97289013 is a deficient number, since it is larger than the sum of its proper divisors (35790027).

97289013 is a wasteful number, since it uses less digits than its factorization.

97289013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 97289013 is about 9863.5193009392. The cubic root of 97289013 is about 459.9259694979.

The spelling of 97289013 in words is "ninety-seven million, two hundred eighty-nine thousand, thirteen".