167663 has 2 divisors, whose sum is σ = 167664. Its totient is φ = 167662.

The previous prime is 167641. The next prime is 167677. The reversal of 167663 is 366761.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 167663 - 2⁸ = 167407 is a prime.

It is a super-2 number, since 2×167663² = 56221763138, which contains 22 as substring.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83831 + 83832.

It is an arithmetic number, because the mean of its divisors is an integer number (83832).

2¹⁶⁷⁶⁶³ is an apocalyptic number.

167663 is a deficient number, since it is larger than the sum of its proper divisors (1).

167663 is an equidigital number, since it uses as much as digits as its factorization.

167663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 29.

The square root of 167663 is about 409.4667263649. The cubic root of 167663 is about 55.1415636933.

The spelling of 167663 in words is "one hundred sixty-seven thousand, six hundred sixty-three".