230129845837 has 2 divisors, whose sum is σ = 230129845838. Its totient is φ = 230129845836.

The previous prime is 230129845819. The next prime is 230129845867. The reversal of 230129845837 is 738548921032.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151964310276 + 78165535561 = 389826^2 + 279581^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230129845837 is a prime.

It is a super-2 number, since 2×230129845837² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230129845807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115064922918 + 115064922919.

It is an arithmetic number, because the mean of its divisors is an integer number (115064922919).

Almost surely, 2^230129845837 is an apocalyptic number.

It is an amenable number.

230129845837 is a deficient number, since it is larger than the sum of its proper divisors (1).

230129845837 is an equidigital number, since it uses as much as digits as its factorization.

230129845837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 230129845837 in words is "two hundred thirty billion, one hundred twenty-nine million, eight hundred forty-five thousand, eight hundred thirty-seven".