97503454321 has 16 divisors (see below), whose sum is σ = 127063327104. Its totient is φ = 72607613184.

The previous prime is 97503454297. The next prime is 97503454333. The reversal of 97503454321 is 12345430579.

It is a cyclic number.

It is not a de Polignac number, because 97503454321 - 2¹⁹ = 97502930033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97503454381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31512175 + ... + 31515268.

It is an arithmetic number, because the mean of its divisors is an integer number (7941457944).

Almost surely, 2^97503454321 is an apocalyptic number.

97503454321 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

97503454321 is a deficient number, since it is larger than the sum of its proper divisors (29559872783).

97503454321 is a wasteful number, since it uses less digits than its factorization.

97503454321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63027480.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 97503454321 in words is "ninety-seven billion, five hundred three million, four hundred fifty-four thousand, three hundred twenty-one".