97170743 has 4 divisors (see below), whose sum is σ = 98763768. Its totient is φ = 95577720.

The previous prime is 97170737. The next prime is 97170763. The reversal of 97170743 is 34707179.

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 97170743 - 2⁶ = 97170679 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97170697 and 97170706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97170763) 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, 796421 + ... + 796542.

It is an arithmetic number, because the mean of its divisors is an integer number (24690942).

Almost surely, 2^97170743 is an apocalyptic number.

97170743 is a deficient number, since it is larger than the sum of its proper divisors (1593025).

97170743 is a wasteful number, since it uses less digits than its factorization.

97170743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593024.

The product of its (nonzero) digits is 37044, while the sum is 38.

The square root of 97170743 is about 9857.5221531580. The cubic root of 97170743 is about 459.7395232944.

The spelling of 97170743 in words is "ninety-seven million, one hundred seventy thousand, seven hundred forty-three".