235152140437 has 2 divisors, whose sum is σ = 235152140438. Its totient is φ = 235152140436.

The previous prime is 235152140429. The next prime is 235152140497. The reversal of 235152140437 is 734041251532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121475949156 + 113676191281 = 348534^2 + 337159^2 .

It is a cyclic number.

It is not a de Polignac number, because 235152140437 - 2³ = 235152140429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 235152140396 and 235152140405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235152140497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117576070218 + 117576070219.

It is an arithmetic number, because the mean of its divisors is an integer number (117576070219).

Almost surely, 2^235152140437 is an apocalyptic number.

It is an amenable number.

235152140437 is a deficient number, since it is larger than the sum of its proper divisors (1).

235152140437 is an equidigital number, since it uses as much as digits as its factorization.

235152140437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 37.

Adding to 235152140437 its reverse (734041251532), we get a palindrome (969193391969).

The spelling of 235152140437 in words is "two hundred thirty-five billion, one hundred fifty-two million, one hundred forty thousand, four hundred thirty-seven".