145552163 has 2 divisors, whose sum is σ = 145552164. Its totient is φ = 145552162.

The previous prime is 145552157. The next prime is 145552193. The reversal of 145552163 is 361255541.

145552163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145552163 is a prime.

It is not a weakly prime, because it can be changed into another prime (145552133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72776081 + 72776082.

It is an arithmetic number, because the mean of its divisors is an integer number (72776082).

Almost surely, 2^145552163 is an apocalyptic number.

145552163 is a deficient number, since it is larger than the sum of its proper divisors (1).

145552163 is an equidigital number, since it uses as much as digits as its factorization.

145552163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 32.

The square root of 145552163 is about 12064.5001139707. The cubic root of 145552163 is about 526.0248016083.

The spelling of 145552163 in words is "one hundred forty-five million, five hundred fifty-two thousand, one hundred sixty-three".