1131938182 has 8 divisors (see below), whose sum is σ = 1700225856. Its totient is φ = 565196232.

The previous prime is 1131938141. The next prime is 1131938189. The reversal of 1131938182 is 2818391311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131938189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384598 + ... + 387529.

It is an arithmetic number, because the mean of its divisors is an integer number (212528232).

Almost surely, 2^1131938182 is an apocalyptic number.

1131938182 is a deficient number, since it is larger than the sum of its proper divisors (568287674).

1131938182 is an equidigital number, since it uses as much as digits as its factorization.

1131938182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772862.

The product of its digits is 10368, while the sum is 37.

The square root of 1131938182 is about 33644.2889953109. The cubic root of 1131938182 is about 1042.1756052566.

The spelling of 1131938182 in words is "one billion, one hundred thirty-one million, nine hundred thirty-eight thousand, one hundred eighty-two".