1131046005 has 16 divisors (see below), whose sum is σ = 1868050944. Its totient is φ = 583765440.

The previous prime is 1131045997. The next prime is 1131046031. The reversal of 1131046005 is 5006401311.

It is not a de Polignac number, because 1131046005 - 2³ = 1131045997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215714 + ... + 1216643.

It is an arithmetic number, because the mean of its divisors is an integer number (116753184).

Almost surely, 2^1131046005 is an apocalyptic number.

1131046005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1131046005 is a deficient number, since it is larger than the sum of its proper divisors (737004939).

1131046005 is a wasteful number, since it uses less digits than its factorization.

1131046005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432396.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1131046005 is about 33631.0274151712. The cubic root of 1131046005 is about 1041.9017241345.

Adding to 1131046005 its reverse (5006401311), we get a palindrome (6137447316).

The spelling of 1131046005 in words is "one billion, one hundred thirty-one million, forty-six thousand, five".