1131131301309 has 48 divisors (see below), whose sum is σ = 1688019091200. Its totient is φ = 729591287040.

The previous prime is 1131131301301. The next prime is 1131131301319. The reversal of 1131131301309 is 9031031311311.

1131131301309 is a `hidden beast` number, since 1 + 1 + 311 + 313 + 0 + 1 + 30 + 9 = 666.

It is not a de Polignac number, because 1131131301309 - 2³ = 1131131301301 is a prime.

It is a super-2 number, since 2×1131131301309² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131131301301) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9221827 + ... + 9343679.

It is an arithmetic number, because the mean of its divisors is an integer number (35167064400).

Almost surely, 2^{1131131301309} is an apocalyptic number.

It is an amenable number.

1131131301309 is a deficient number, since it is larger than the sum of its proper divisors (556887789891).

1131131301309 is a wasteful number, since it uses less digits than its factorization.

1131131301309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122202 (or 122199 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 27.

The spelling of 1131131301309 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, three hundred one thousand, three hundred nine".