167171123 has 4 divisors (see below), whose sum is σ = 191052720. Its totient is φ = 143289528.

The previous prime is 167171119. The next prime is 167171141. The reversal of 167171123 is 321171761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 167171123 - 2² = 167171119 is a prime.

It is a super-2 number, since 2×167171123² = 55892368730162258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167171113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11940788 + ... + 11940801.

It is an arithmetic number, because the mean of its divisors is an integer number (47763180).

Almost surely, 2^167171123 is an apocalyptic number.

167171123 is a deficient number, since it is larger than the sum of its proper divisors (23881597).

167171123 is an equidigital number, since it uses as much as digits as its factorization.

167171123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23881596.

The product of its digits is 1764, while the sum is 29.

The square root of 167171123 is about 12929.4672357371. The cubic root of 167171123 is about 550.8758749522.

The spelling of 167171123 in words is "one hundred sixty-seven million, one hundred seventy-one thousand, one hundred twenty-three".