97947753 has 4 divisors (see below), whose sum is σ = 130597008. Its totient is φ = 65298500.

The previous prime is 97947737. The next prime is 97947757. The reversal of 97947753 is 35774979.

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 not a de Polignac number, because 97947753 - 2⁴ = 97947737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97947696 and 97947705.

It is not an unprimeable number, because it can be changed into a prime (97947757) 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, 16324623 + ... + 16324628.

It is an arithmetic number, because the mean of its divisors is an integer number (32649252).

Almost surely, 2^97947753 is an apocalyptic number.

It is an amenable number.

97947753 is a deficient number, since it is larger than the sum of its proper divisors (32649255).

97947753 is a wasteful number, since it uses less digits than its factorization.

97947753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32649254.

The product of its digits is 1666980, while the sum is 51.

The square root of 97947753 is about 9896.8557128009. The cubic root of 97947753 is about 460.9616821702.

The spelling of 97947753 in words is "ninety-seven million, nine hundred forty-seven thousand, seven hundred fifty-three".