234532235437 has 2 divisors, whose sum is σ = 234532235438. Its totient is φ = 234532235436.

The previous prime is 234532235429. The next prime is 234532235447. The reversal of 234532235437 is 734532235432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 163663938916 + 70868296521 = 404554^2 + 266211^2 .

It is a cyclic number.

It is not a de Polignac number, because 234532235437 - 2³ = 234532235429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 234532235393 and 234532235402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234532235407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117266117718 + 117266117719.

It is an arithmetic number, because the mean of its divisors is an integer number (117266117719).

Almost surely, 2^234532235437 is an apocalyptic number.

It is an amenable number.

234532235437 is a deficient number, since it is larger than the sum of its proper divisors (1).

234532235437 is an equidigital number, since it uses as much as digits as its factorization.

234532235437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 43.

The spelling of 234532235437 in words is "two hundred thirty-four billion, five hundred thirty-two million, two hundred thirty-five thousand, four hundred thirty-seven".