131340527 has 2 divisors, whose sum is σ = 131340528. Its totient is φ = 131340526.

The previous prime is 131340523. The next prime is 131340529. The reversal of 131340527 is 725043131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131340527 - 2² = 131340523 is a prime.

Together with 131340529, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 131340496 and 131340505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131340523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65670263 + 65670264.

It is an arithmetic number, because the mean of its divisors is an integer number (65670264).

Almost surely, 2^131340527 is an apocalyptic number.

131340527 is a deficient number, since it is larger than the sum of its proper divisors (1).

131340527 is an equidigital number, since it uses as much as digits as its factorization.

131340527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 131340527 is about 11460.3894785474. The cubic root of 131340527 is about 508.3149913176.

Adding to 131340527 its reverse (725043131), we get a palindrome (856383658).

The spelling of 131340527 in words is "one hundred thirty-one million, three hundred forty thousand, five hundred twenty-seven".