167861113 has 20 divisors (see below), whose sum is σ = 197548928. Its totient is φ = 142619400.

The previous prime is 167861101. The next prime is 167861131. The reversal of 167861113 is 311168761.

It is not a de Polignac number, because 167861113 - 2¹³ = 167852921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (167861413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 362320 + ... + 362782.

Almost surely, 2^167861113 is an apocalyptic number.

It is an amenable number.

167861113 is a deficient number, since it is larger than the sum of its proper divisors (29687815).

167861113 is an frugal number, since it uses more digits than its factorization.

167861113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642 (or 621 counting only the distinct ones).

The product of its digits is 6048, while the sum is 34.

The square root of 167861113 is about 12956.1226067061. The cubic root of 167861113 is about 551.6327383147.

The spelling of 167861113 in words is "one hundred sixty-seven million, eight hundred sixty-one thousand, one hundred thirteen".