235105142453 has 2 divisors, whose sum is σ = 235105142454. Its totient is φ = 235105142452.

The previous prime is 235105142417. The next prime is 235105142483. The reversal of 235105142453 is 354241501532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230608367089 + 4496775364 = 480217^2 + 67058^2 .

It is a cyclic number.

It is not a de Polignac number, because 235105142453 - 2⁸ = 235105142197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235105142483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117552571226 + 117552571227.

It is an arithmetic number, because the mean of its divisors is an integer number (117552571227).

Almost surely, 2^235105142453 is an apocalyptic number.

It is an amenable number.

235105142453 is a deficient number, since it is larger than the sum of its proper divisors (1).

235105142453 is an equidigital number, since it uses as much as digits as its factorization.

235105142453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 235105142453 its reverse (354241501532), we get a palindrome (589346643985).

The spelling of 235105142453 in words is "two hundred thirty-five billion, one hundred five million, one hundred forty-two thousand, four hundred fifty-three".