97530653827 has 4 divisors (see below), whose sum is σ = 98626503960. Its totient is φ = 96434803696.

The previous prime is 97530653767. The next prime is 97530653837. The reversal of 97530653827 is 72835603579.

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 97530653827 - 2³⁵ = 63170915459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97530653837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547924933 + ... + 547925110.

It is an arithmetic number, because the mean of its divisors is an integer number (24656625990).

Almost surely, 2^97530653827 is an apocalyptic number.

97530653827 is a deficient number, since it is larger than the sum of its proper divisors (1095850133).

97530653827 is a wasteful number, since it uses less digits than its factorization.

97530653827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095850132.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 97530653827 in words is "ninety-seven billion, five hundred thirty million, six hundred fifty-three thousand, eight hundred twenty-seven".