131674 has 4 divisors (see below), whose sum is σ = 197514. Its totient is φ = 65836.

The previous prime is 131671. The next prime is 131687. The reversal of 131674 is 476131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 476131 = 193 ⋅2467.

It can be written as a sum of positive squares in only one way, i.e., 127449 + 4225 = 357^2 + 65^2 .

It is not an unprimeable number, because it can be changed into a prime (131671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32917 + ... + 32920.

2¹³¹⁶⁷⁴ is an apocalyptic number.

131674 is a deficient number, since it is larger than the sum of its proper divisors (65840).

131674 is an equidigital number, since it uses as much as digits as its factorization.

131674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65839.

The product of its digits is 504, while the sum is 22.

The square root of 131674 is about 362.8691224119. The cubic root of 131674 is about 50.8744830885.

The spelling of 131674 in words is "one hundred thirty-one thousand, six hundred seventy-four".