163237552229 has 2 divisors, whose sum is σ = 163237552230. Its totient is φ = 163237552228.

The previous prime is 163237552199. The next prime is 163237552237. The reversal of 163237552229 is 922255732361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163217616004 + 19936225 = 404002^2 + 4465^2 .

It is an emirp because it is prime and its reverse (922255732361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163237552229 - 2²⁴ = 163220775013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163237554229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81618776114 + 81618776115.

It is an arithmetic number, because the mean of its divisors is an integer number (81618776115).

Almost surely, 2^163237552229 is an apocalyptic number.

It is an amenable number.

163237552229 is a deficient number, since it is larger than the sum of its proper divisors (1).

163237552229 is an equidigital number, since it uses as much as digits as its factorization.

163237552229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 47.

The spelling of 163237552229 in words is "one hundred sixty-three billion, two hundred thirty-seven million, five hundred fifty-two thousand, two hundred twenty-nine".