167242543 has 8 divisors (see below), whose sum is σ = 180679968. Its totient is φ = 153886944.

The previous prime is 167242531. The next prime is 167242561. The reversal of 167242543 is 345242761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 167242543 - 2¹³ = 167234351 is a prime.

It is a super-3 number, since 3×167242543³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 167242499 and 167242508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167242513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16171 + ... + 24412.

It is an arithmetic number, because the mean of its divisors is an integer number (22584996).

Almost surely, 2^167242543 is an apocalyptic number.

167242543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

167242543 is a deficient number, since it is larger than the sum of its proper divisors (13437425).

167242543 is a wasteful number, since it uses less digits than its factorization.

167242543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40913.

The product of its digits is 40320, while the sum is 34.

The square root of 167242543 is about 12932.2288488876. The cubic root of 167242543 is about 550.9543134463.

The spelling of 167242543 in words is "one hundred sixty-seven million, two hundred forty-two thousand, five hundred forty-three".