236142523453 has 2 divisors, whose sum is σ = 236142523454. Its totient is φ = 236142523452.

The previous prime is 236142523429. The next prime is 236142523459. The reversal of 236142523453 is 354325241632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236096866404 + 45657049 = 485898^2 + 6757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-236142523453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (236142523459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118071261726 + 118071261727.

It is an arithmetic number, because the mean of its divisors is an integer number (118071261727).

Almost surely, 2^236142523453 is an apocalyptic number.

It is an amenable number.

236142523453 is a deficient number, since it is larger than the sum of its proper divisors (1).

236142523453 is an equidigital number, since it uses as much as digits as its factorization.

236142523453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 40.

The spelling of 236142523453 in words is "two hundred thirty-six billion, one hundred forty-two million, five hundred twenty-three thousand, four hundred fifty-three".