1131042370 has 16 divisors (see below), whose sum is σ = 2046110400. Its totient is φ = 450142704.

The previous prime is 1131042329. The next prime is 1131042377. The reversal of 1131042370 is 732401311.

1131042370 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1131042377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282192 + ... + 286171.

It is an arithmetic number, because the mean of its divisors is an integer number (127881900).

Almost surely, 2^1131042370 is an apocalyptic number.

1131042370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131042370 is a deficient number, since it is larger than the sum of its proper divisors (915068030).

1131042370 is a wasteful number, since it uses less digits than its factorization.

1131042370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568569.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 1131042370 is about 33630.9733727705. The cubic root of 1131042370 is about 1041.9006079651.

Adding to 1131042370 its reverse (732401311), we get a palindrome (1863443681).

The spelling of 1131042370 in words is "one billion, one hundred thirty-one million, forty-two thousand, three hundred seventy".