234536343997 has 2 divisors, whose sum is σ = 234536343998. Its totient is φ = 234536343996.

The previous prime is 234536343911. The next prime is 234536344057. The reversal of 234536343997 is 799343635432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143420506681 + 91115837316 = 378709^2 + 301854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234536343997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234536343907) 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, 117268171998 + 117268171999.

It is an arithmetic number, because the mean of its divisors is an integer number (117268171999).

Almost surely, 2^234536343997 is an apocalyptic number.

It is an amenable number.

234536343997 is a deficient number, since it is larger than the sum of its proper divisors (1).

234536343997 is an equidigital number, since it uses as much as digits as its factorization.

234536343997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 44089920, while the sum is 58.

The spelling of 234536343997 in words is "two hundred thirty-four billion, five hundred thirty-six million, three hundred forty-three thousand, nine hundred ninety-seven".