231532530415115 has 4 divisors (see below), whose sum is σ = 277839036498144. Its totient is φ = 185226024332088.

The previous prime is 231532530415073. The next prime is 231532530415141. The reversal of 231532530415115 is 511514035235132.

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 231532530415115 - 2¹⁴ = 231532530398731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23153253041507 + ... + 23153253041516.

It is an arithmetic number, because the mean of its divisors is an integer number (69459759124536).

Almost surely, 2^{231532530415115} is an apocalyptic number.

231532530415115 is a deficient number, since it is larger than the sum of its proper divisors (46306506083029).

231532530415115 is an equidigital number, since it uses as much as digits as its factorization.

231532530415115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46306506083028.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 231532530415115 in words is "two hundred thirty-one trillion, five hundred thirty-two billion, five hundred thirty million, four hundred fifteen thousand, one hundred fifteen".