235231145 has 16 divisors (see below), whose sum is σ = 290328192. Its totient is φ = 182855040.

The previous prime is 235231133. The next prime is 235231177. The reversal of 235231145 is 541132532.

It is a happy number.

235231145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 235231145 - 2⁸ = 235230889 is a prime.

It is a super-2 number, since 2×235231145² = 110667383156022050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51734 + ... + 56096.

It is an arithmetic number, because the mean of its divisors is an integer number (18145512).

Almost surely, 2^235231145 is an apocalyptic number.

It is an amenable number.

235231145 is a deficient number, since it is larger than the sum of its proper divisors (55097047).

235231145 is a wasteful number, since it uses less digits than its factorization.

235231145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4672.

The product of its digits is 3600, while the sum is 26.

The square root of 235231145 is about 15337.2469824281. The cubic root of 235231145 is about 617.3028388129.

Adding to 235231145 its reverse (541132532), we get a palindrome (776363677).

The spelling of 235231145 in words is "two hundred thirty-five million, two hundred thirty-one thousand, one hundred forty-five".