131027 has 4 divisors (see below), whose sum is σ = 141120. Its totient is φ = 120936.

The previous prime is 131023. The next prime is 131041. The reversal of 131027 is 720131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720131 = 37 ⋅19463.

It is a cyclic number.

It is not a de Polignac number, because 131027 - 2² = 131023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5027 + ... + 5052.

It is an arithmetic number, because the mean of its divisors is an integer number (35280).

2¹³¹⁰²⁷ is an apocalyptic number.

131027 is a deficient number, since it is larger than the sum of its proper divisors (10093).

131027 is a wasteful number, since it uses less digits than its factorization.

131027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 131027 is about 361.9765185754. The cubic root of 131027 is about 50.7910197613.

Adding to 131027 its reverse (720131), we get a palindrome (851158).

The spelling of 131027 in words is "one hundred thirty-one thousand, twenty-seven".