131467829 has 2 divisors, whose sum is σ = 131467830. Its totient is φ = 131467828.

The previous prime is 131467823. The next prime is 131467873. The reversal of 131467829 is 928764131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119028100 + 12439729 = 10910^2 + 3527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131467829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131467823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65733914 + 65733915.

It is an arithmetic number, because the mean of its divisors is an integer number (65733915).

Almost surely, 2^131467829 is an apocalyptic number.

It is an amenable number.

131467829 is a deficient number, since it is larger than the sum of its proper divisors (1).

131467829 is an equidigital number, since it uses as much as digits as its factorization.

131467829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 131467829 is about 11465.9421331175. The cubic root of 131467829 is about 508.4791666390.

The spelling of 131467829 in words is "one hundred thirty-one million, four hundred sixty-seven thousand, eight hundred twenty-nine".