235225143 has 12 divisors (see below), whose sum is σ = 340119520. Its totient is φ = 156655296.

The previous prime is 235225139. The next prime is 235225219. The reversal of 235225143 is 341522532.

It is a happy number.

It is not a de Polignac number, because 235225143 - 2² = 235225139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235225103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3871 + ... + 22032.

Almost surely, 2^235225143 is an apocalyptic number.

235225143 is a deficient number, since it is larger than the sum of its proper divisors (104894377).

235225143 is a wasteful number, since it uses less digits than its factorization.

235225143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26918 (or 26915 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 235225143 is about 15337.0513137304. The cubic root of 235225143 is about 617.2975885399.

Adding to 235225143 its reverse (341522532), we get a palindrome (576747675).

It can be divided in two parts, 2352 and 25143, that added together give a triangular number (27495 = T₂₃₄).

The spelling of 235225143 in words is "two hundred thirty-five million, two hundred twenty-five thousand, one hundred forty-three".