97430530543 has 32 divisors (see below), whose sum is σ = 107913461760. Its totient is φ = 87548966400.

The previous prime is 97430530487. The next prime is 97430530573. The reversal of 97430530543 is 34503503479.

It is a happy number.

It is not a de Polignac number, because 97430530543 - 2¹⁷ = 97430399471 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97430530543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97430530573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58445796 + ... + 58447462.

It is an arithmetic number, because the mean of its divisors is an integer number (3372295680).

Almost surely, 2^97430530543 is an apocalyptic number.

97430530543 is a deficient number, since it is larger than the sum of its proper divisors (10482931217).

97430530543 is a wasteful number, since it uses less digits than its factorization.

97430530543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2967.

The product of its (nonzero) digits is 680400, while the sum is 43.

The spelling of 97430530543 in words is "ninety-seven billion, four hundred thirty million, five hundred thirty thousand, five hundred forty-three".