235131151 has 2 divisors, whose sum is σ = 235131152. Its totient is φ = 235131150.

The previous prime is 235131079. The next prime is 235131163. The reversal of 235131151 is 151131532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 235131151 - 2¹⁹ = 234606863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235131451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117565575 + 117565576.

It is an arithmetic number, because the mean of its divisors is an integer number (117565576).

Almost surely, 2^235131151 is an apocalyptic number.

235131151 is a deficient number, since it is larger than the sum of its proper divisors (1).

235131151 is an equidigital number, since it uses as much as digits as its factorization.

235131151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 450, while the sum is 22.

The square root of 235131151 is about 15333.9867940467. The cubic root of 235131151 is about 617.2153570177.

Adding to 235131151 its reverse (151131532), we get a palindrome (386262683).

The spelling of 235131151 in words is "two hundred thirty-five million, one hundred thirty-one thousand, one hundred fifty-one".