131334041 has 2 divisors, whose sum is σ = 131334042. Its totient is φ = 131334040.

The previous prime is 131334001. The next prime is 131334043. The reversal of 131334041 is 140433131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100420441 + 30913600 = 10021^2 + 5560^2 .

It is a cyclic number.

It is not a de Polignac number, because 131334041 - 2²² = 127139737 is a prime.

Together with 131334043, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (131334043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65667020 + 65667021.

It is an arithmetic number, because the mean of its divisors is an integer number (65667021).

Almost surely, 2^131334041 is an apocalyptic number.

It is an amenable number.

131334041 is a deficient number, since it is larger than the sum of its proper divisors (1).

131334041 is an equidigital number, since it uses as much as digits as its factorization.

131334041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 131334041 is about 11460.1065003777. The cubic root of 131334041 is about 508.3066237929.

Adding to 131334041 its reverse (140433131), we get a palindrome (271767172).

The spelling of 131334041 in words is "one hundred thirty-one million, three hundred thirty-four thousand, forty-one".