235020043133 has 2 divisors, whose sum is σ = 235020043134. Its totient is φ = 235020043132.

The previous prime is 235020043117. The next prime is 235020043147. The reversal of 235020043133 is 331340020532.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195043239769 + 39976803364 = 441637^2 + 199942^2 .

It is a cyclic number.

It is not a de Polignac number, because 235020043133 - 2⁴ = 235020043117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235020043033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117510021566 + 117510021567.

It is an arithmetic number, because the mean of its divisors is an integer number (117510021567).

Almost surely, 2^235020043133 is an apocalyptic number.

It is an amenable number.

235020043133 is a deficient number, since it is larger than the sum of its proper divisors (1).

235020043133 is an equidigital number, since it uses as much as digits as its factorization.

235020043133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 235020043133 its reverse (331340020532), we get a palindrome (566360063665).

The spelling of 235020043133 in words is "two hundred thirty-five billion, twenty million, forty-three thousand, one hundred thirty-three".