3736782131 has 4 divisors (see below), whose sum is σ = 3738069600. Its totient is φ = 3735494664.

The previous prime is 3736782109. The next prime is 3736782139. The reversal of 3736782131 is 1312876373.

3736782131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1312876373 = 577 ⋅2275349.

It is a cyclic number.

It is not a de Polignac number, because 3736782131 - 2¹⁸ = 3736519987 is a prime.

It is a super-2 number, since 2×3736782131² = 27927081389121802322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3736782139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639371 + ... + 645188.

It is an arithmetic number, because the mean of its divisors is an integer number (934517400).

Almost surely, 2^3736782131 is an apocalyptic number.

3736782131 is a deficient number, since it is larger than the sum of its proper divisors (1287469).

3736782131 is a wasteful number, since it uses less digits than its factorization.

3736782131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287468.

The product of its digits is 127008, while the sum is 41.

The square root of 3736782131 is about 61129.2248519479. The cubic root of 3736782131 is about 1551.7887266600.

The spelling of 3736782131 in words is "three billion, seven hundred thirty-six million, seven hundred eighty-two thousand, one hundred thirty-one".