1131001036 has 36 divisors (see below), whose sum is σ = 2179076256. Its totient is φ = 513256480.

The previous prime is 1131001019. The next prime is 1131001097. The reversal of 1131001036 is 6301001311.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372621 + ... + 375643.

It is an arithmetic number, because the mean of its divisors is an integer number (60529896).

Almost surely, 2^1131001036 is an apocalyptic number.

It is an amenable number.

1131001036 is a deficient number, since it is larger than the sum of its proper divisors (1048075220).

1131001036 is a wasteful number, since it uses less digits than its factorization.

1131001036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822 (or 3809 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1131001036 is about 33630.3588443537. The cubic root of 1131001036 is about 1041.8879157072.

Adding to 1131001036 its reverse (6301001311), we get a palindrome (7432002347).

The spelling of 1131001036 in words is "one billion, one hundred thirty-one million, one thousand, thirty-six".