1133132409 has 10 divisors (see below), whose sum is σ = 1692704090. Its totient is φ = 755421552.

The previous prime is 1133132387. The next prime is 1133132411. The reversal of 1133132409 is 9042313311.

1133132409 is a `hidden beast` number, since 1 + 1 + 331 + 324 + 0 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1038128400 + 95004009 = 32220^2 + 9747^2 .

It is not a de Polignac number, because 1133132409 - 2²⁴ = 1116355193 is a prime.

It is a super-2 number, since 2×1133132409² = 2567978112652286562, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1133132449) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6994564 + ... + 6994725.

It is an arithmetic number, because the mean of its divisors is an integer number (169270409).

Almost surely, 2^1133132409 is an apocalyptic number.

It is an amenable number.

1133132409 is a deficient number, since it is larger than the sum of its proper divisors (559571681).

1133132409 is an equidigital number, since it uses as much as digits as its factorization.

1133132409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13989301 (or 13989292 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1133132409 is about 33662.0321579075. The cubic root of 1133132409 is about 1042.5419847487.

The spelling of 1133132409 in words is "one billion, one hundred thirty-three million, one hundred thirty-two thousand, four hundred nine".