97711693 has 4 divisors (see below), whose sum is σ = 98057248. Its totient is φ = 97366140.

The previous prime is 97711681. The next prime is 97711711. The reversal of 97711693 is 39611779.

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 a de Polignac number, because none of the positive numbers 2^k-97711693 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 (97711673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172353 + ... + 172918.

It is an arithmetic number, because the mean of its divisors is an integer number (24514312).

Almost surely, 2^97711693 is an apocalyptic number.

It is an amenable number.

97711693 is a deficient number, since it is larger than the sum of its proper divisors (345555).

97711693 is a wasteful number, since it uses less digits than its factorization.

97711693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345554.

The product of its digits is 71442, while the sum is 43.

The square root of 97711693 is about 9884.9225085481. The cubic root of 97711693 is about 460.5910691131.

The spelling of 97711693 in words is "ninety-seven million, seven hundred eleven thousand, six hundred ninety-three".