97543061 has 12 divisors (see below), whose sum is σ = 122534496. Its totient is φ = 76006920.

The previous prime is 97543051. The next prime is 97543067. The reversal of 97543061 is 16034579.

It is not a de Polignac number, because 97543061 - 2⁶ = 97542997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97543067) 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 11 ways as a sum of consecutive naturals, for example, 56735 + ... + 58428.

It is an arithmetic number, because the mean of its divisors is an integer number (10211208).

Almost surely, 2^97543061 is an apocalyptic number.

It is an amenable number.

97543061 is a deficient number, since it is larger than the sum of its proper divisors (24991435).

97543061 is a wasteful number, since it uses less digits than its factorization.

97543061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115192 (or 115181 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 97543061 is about 9876.3890668604. The cubic root of 97543061 is about 460.3259520284.

The spelling of 97543061 in words is "ninety-seven million, five hundred forty-three thousand, sixty-one".