235436727397 has 2 divisors, whose sum is σ = 235436727398. Its totient is φ = 235436727396.

The previous prime is 235436727271. The next prime is 235436727439. The reversal of 235436727397 is 793727634532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214437529476 + 20999197921 = 463074^2 + 144911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235436727397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235436727997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117718363698 + 117718363699.

It is an arithmetic number, because the mean of its divisors is an integer number (117718363699).

Almost surely, 2^235436727397 is an apocalyptic number.

It is an amenable number.

235436727397 is a deficient number, since it is larger than the sum of its proper divisors (1).

235436727397 is an equidigital number, since it uses as much as digits as its factorization.

235436727397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40007520, while the sum is 58.

The spelling of 235436727397 in words is "two hundred thirty-five billion, four hundred thirty-six million, seven hundred twenty-seven thousand, three hundred ninety-seven".