97730503 has 12 divisors (see below), whose sum is σ = 106140000. Its totient is φ = 89945856.

The previous prime is 97730497. The next prime is 97730513. The reversal of 97730503 is 30503779.

It is a de Polignac number, because none of the positive numbers 2^k-97730503 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 (97730513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77623 + ... + 78871.

It is an arithmetic number, because the mean of its divisors is an integer number (8845000).

Almost surely, 2^97730503 is an apocalyptic number.

97730503 is a deficient number, since it is larger than the sum of its proper divisors (8409497).

97730503 is a wasteful number, since it uses less digits than its factorization.

97730503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738 (or 1725 counting only the distinct ones).

The product of its (nonzero) digits is 19845, while the sum is 34.

The square root of 97730503 is about 9885.8739117996. The cubic root of 97730503 is about 460.6206225946.

The spelling of 97730503 in words is "ninety-seven million, seven hundred thirty thousand, five hundred three".