229547161157 has 2 divisors, whose sum is σ = 229547161158. Its totient is φ = 229547161156.

The previous prime is 229547161049. The next prime is 229547161171. The reversal of 229547161157 is 751161745922.

229547161157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210657132676 + 18890028481 = 458974^2 + 137441^2 .

It is a cyclic number.

It is not a de Polignac number, because 229547161157 - 2¹⁴ = 229547144773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229547161177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114773580578 + 114773580579.

It is an arithmetic number, because the mean of its divisors is an integer number (114773580579).

Almost surely, 2^229547161157 is an apocalyptic number.

It is an amenable number.

229547161157 is a deficient number, since it is larger than the sum of its proper divisors (1).

229547161157 is an equidigital number, since it uses as much as digits as its factorization.

229547161157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1058400, while the sum is 50.

The spelling of 229547161157 in words is "two hundred twenty-nine billion, five hundred forty-seven million, one hundred sixty-one thousand, one hundred fifty-seven".