235230145 has 4 divisors (see below), whose sum is σ = 282276180. Its totient is φ = 188184112.

The previous prime is 235230133. The next prime is 235230157. The reversal of 235230145 is 541032532.

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

It is an interprime number because it is at equal distance from previous prime (235230133) and next prime (235230157).

It can be written as a sum of positive squares in 2 ways, for example, as 87534736 + 147695409 = 9356^2 + 12153^2 .

It is a cyclic number.

It is not a de Polignac number, because 235230145 - 2⁵ = 235230113 is a prime.

It is a super-2 number, since 2×235230145² = 110666442233442050, which contains 22 as substring.

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, 23523010 + ... + 23523019.

It is an arithmetic number, because the mean of its divisors is an integer number (70569045).

Almost surely, 2^235230145 is an apocalyptic number.

It is an amenable number.

235230145 is a deficient number, since it is larger than the sum of its proper divisors (47046035).

235230145 is an equidigital number, since it uses as much as digits as its factorization.

235230145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47046034.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 235230145 is about 15337.2143820187. The cubic root of 235230145 is about 617.3019640652.

Adding to 235230145 its reverse (541032532), we get a palindrome (776262677).

The spelling of 235230145 in words is "two hundred thirty-five million, two hundred thirty thousand, one hundred forty-five".