97523047 has 4 divisors (see below), whose sum is σ = 99176040. Its totient is φ = 95870056.

The previous prime is 97522987. The next prime is 97523053. The reversal of 97523047 is 74032579.

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 97523047 - 2¹¹ = 97520999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97522997 and 97523015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97523057) 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 3 ways as a sum of consecutive naturals, for example, 826408 + ... + 826525.

It is an arithmetic number, because the mean of its divisors is an integer number (24794010).

Almost surely, 2^97523047 is an apocalyptic number.

97523047 is a deficient number, since it is larger than the sum of its proper divisors (1652993).

97523047 is a wasteful number, since it uses less digits than its factorization.

97523047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652992.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 97523047 is about 9875.3757903181. The cubic root of 97523047 is about 460.2944664681.

The spelling of 97523047 in words is "ninety-seven million, five hundred twenty-three thousand, forty-seven".