131411743 has 2 divisors, whose sum is σ = 131411744. Its totient is φ = 131411742.

The previous prime is 131411737. The next prime is 131411747. The reversal of 131411743 is 347114131.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131411743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131411747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65705871 + 65705872.

It is an arithmetic number, because the mean of its divisors is an integer number (65705872).

Almost surely, 2^131411743 is an apocalyptic number.

131411743 is a deficient number, since it is larger than the sum of its proper divisors (1).

131411743 is an equidigital number, since it uses as much as digits as its factorization.

131411743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 131411743 is about 11463.4961072092. The cubic root of 131411743 is about 508.4068482647.

Adding to 131411743 its reverse (347114131), we get a palindrome (478525874).

It can be divided in two parts, 13141 and 1743, that added together give a square (14884 = 122²).

The spelling of 131411743 in words is "one hundred thirty-one million, four hundred eleven thousand, seven hundred forty-three".