36131743 has 4 divisors (see below), whose sum is σ = 36813528. Its totient is φ = 35449960.

The previous prime is 36131737. The next prime is 36131747. The reversal of 36131743 is 34713163.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34713163 = 103 ⋅337021.

It is a cyclic number.

It is not a de Polignac number, because 36131743 - 2⁹ = 36131231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36131747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 340813 + ... + 340918.

It is an arithmetic number, because the mean of its divisors is an integer number (9203382).

Almost surely, 2^36131743 is an apocalyptic number.

36131743 is a deficient number, since it is larger than the sum of its proper divisors (681785).

36131743 is an equidigital number, since it uses as much as digits as its factorization.

36131743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681784.

The product of its digits is 4536, while the sum is 28.

The square root of 36131743 is about 6010.9685575621. The cubic root of 36131743 is about 330.5950177035.

It can be divided in two parts, 3613 and 1743, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 36131743 in words is "thirty-six million, one hundred thirty-one thousand, seven hundred forty-three".