136321163 has 8 divisors (see below), whose sum is σ = 148843776. Its totient is φ = 123820200.

The previous prime is 136321123. The next prime is 136321183. The reversal of 136321163 is 361123631.

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 136321163 - 2¹⁶ = 136255627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136321123) 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, 9578 + ... + 19088.

It is an arithmetic number, because the mean of its divisors is an integer number (18605472).

Almost surely, 2^136321163 is an apocalyptic number.

136321163 is a deficient number, since it is larger than the sum of its proper divisors (12522613).

136321163 is a wasteful number, since it uses less digits than its factorization.

136321163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10825.

The product of its digits is 1944, while the sum is 26.

The square root of 136321163 is about 11675.6654200093. The cubic root of 136321163 is about 514.6608040730.

Adding to 136321163 its reverse (361123631), we get a palindrome (497444794).

The spelling of 136321163 in words is "one hundred thirty-six million, three hundred twenty-one thousand, one hundred sixty-three".