230973533391 has 8 divisors (see below), whose sum is σ = 307968819760. Its totient is φ = 153980301312.

The previous prime is 230973533339. The next prime is 230973533411. The reversal of 230973533391 is 193335379032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 230973533391 - 2⁹ = 230973532879 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 230973533391.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230973533321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228640 + ... + 717093.

It is an arithmetic number, because the mean of its divisors is an integer number (38496102470).

Almost surely, 2^230973533391 is an apocalyptic number.

230973533391 is a deficient number, since it is larger than the sum of its proper divisors (76995286369).

230973533391 is an equidigital number, since it uses as much as digits as its factorization.

230973533391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027145.

The product of its (nonzero) digits is 1377810, while the sum is 48.

The spelling of 230973533391 in words is "two hundred thirty billion, nine hundred seventy-three million, five hundred thirty-three thousand, three hundred ninety-one".