230874860521 has 2 divisors, whose sum is σ = 230874860522. Its totient is φ = 230874860520.

The previous prime is 230874860509. The next prime is 230874860537. The reversal of 230874860521 is 125068478032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218078726121 + 12796134400 = 466989^2 + 113120^2 .

It is a cyclic number.

It is not a de Polignac number, because 230874860521 - 2¹⁹ = 230874336233 is a prime.

It is not a weakly prime, because it can be changed into another prime (230874860221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115437430260 + 115437430261.

It is an arithmetic number, because the mean of its divisors is an integer number (115437430261).

Almost surely, 2^230874860521 is an apocalyptic number.

It is an amenable number.

230874860521 is a deficient number, since it is larger than the sum of its proper divisors (1).

230874860521 is an equidigital number, since it uses as much as digits as its factorization.

230874860521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 230874860521 in words is "two hundred thirty billion, eight hundred seventy-four million, eight hundred sixty thousand, five hundred twenty-one".