167621113 has 8 divisors (see below), whose sum is σ = 183667680. Its totient is φ = 151709280.

The previous prime is 167621101. The next prime is 167621117. The reversal of 167621113 is 311126761.

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 167621113 - 2⁵ = 167621081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167621117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31068 + ... + 36061.

It is an arithmetic number, because the mean of its divisors is an integer number (22958460).

Almost surely, 2^167621113 is an apocalyptic number.

It is an amenable number.

167621113 is a deficient number, since it is larger than the sum of its proper divisors (16046567).

167621113 is a wasteful number, since it uses less digits than its factorization.

167621113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67367.

The product of its digits is 1512, while the sum is 28.

The square root of 167621113 is about 12946.8572634443. The cubic root of 167621113 is about 551.3697133236.

Adding to 167621113 its reverse (311126761), we get a palindrome (478747874).

The spelling of 167621113 in words is "one hundred sixty-seven million, six hundred twenty-one thousand, one hundred thirteen".