235143245 has 8 divisors (see below), whose sum is σ = 287496216. Its totient is φ = 184565056.

The previous prime is 235143203. The next prime is 235143313. The reversal of 235143245 is 542341532.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79941481 + 155201764 = 8941^2 + 12458^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 235143245 - 2⁸ = 235142989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443402 + ... + 443931.

It is an arithmetic number, because the mean of its divisors is an integer number (35937027).

Almost surely, 2^235143245 is an apocalyptic number.

It is an amenable number.

235143245 is a deficient number, since it is larger than the sum of its proper divisors (52352971).

235143245 is an equidigital number, since it uses as much as digits as its factorization.

235143245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887391.

The product of its digits is 14400, while the sum is 29.

The square root of 235143245 is about 15334.3811417351. The cubic root of 235143245 is about 617.2259390192.

Adding to 235143245 its reverse (542341532), we get a palindrome (777484777).

The spelling of 235143245 in words is "two hundred thirty-five million, one hundred forty-three thousand, two hundred forty-five".