230700545 has 4 divisors (see below), whose sum is σ = 276840660. Its totient is φ = 184560432.

The previous prime is 230700529. The next prime is 230700551. The reversal of 230700545 is 545007032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 77510416 + 153190129 = 8804^2 + 12377^2 .

It is a cyclic number.

It is not a de Polignac number, because 230700545 - 2⁴ = 230700529 is a prime.

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, 23070050 + ... + 23070059.

It is an arithmetic number, because the mean of its divisors is an integer number (69210165).

Almost surely, 2^230700545 is an apocalyptic number.

It is an amenable number.

230700545 is a deficient number, since it is larger than the sum of its proper divisors (46140115).

230700545 is an equidigital number, since it uses as much as digits as its factorization.

230700545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46140114.

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 230700545 is about 15188.8296125804. The cubic root of 230700545 is about 613.3139931349.

Adding to 230700545 its reverse (545007032), we get a palindrome (775707577).

The spelling of 230700545 in words is "two hundred thirty million, seven hundred thousand, five hundred forty-five".