168136101 has 48 divisors (see below), whose sum is σ = 291876480. Its totient is φ = 95376960.

The previous prime is 168136099. The next prime is 168136109. The reversal of 168136101 is 101631861.

It is not a de Polignac number, because 168136101 - 2¹ = 168136099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168136109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220561 + ... + 221321.

It is an arithmetic number, because the mean of its divisors is an integer number (6080760).

Almost surely, 2^168136101 is an apocalyptic number.

It is an amenable number.

168136101 is a deficient number, since it is larger than the sum of its proper divisors (123740379).

168136101 is a wasteful number, since it uses less digits than its factorization.

168136101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 938 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 168136101 is about 12966.7305439729. The cubic root of 168136101 is about 551.9337999534.

Adding to 168136101 its reverse (101631861), we get a palindrome (269767962).

The spelling of 168136101 in words is "one hundred sixty-eight million, one hundred thirty-six thousand, one hundred one".