1129507227 has 16 divisors (see below), whose sum is σ = 1727324160. Its totient is φ = 728713800.

The previous prime is 1129507199. The next prime is 1129507241. The reversal of 1129507227 is 7227059211.

1129507227 is a `hidden beast` number, since 1 + 129 + 507 + 2 + 27 = 666.

It is not a de Polignac number, because 1129507227 - 2⁶ = 1129507163 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1129507191 and 1129507200.

It is not an unprimeable number, because it can be changed into a prime (1129507297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673899 + ... + 675572.

It is an arithmetic number, because the mean of its divisors is an integer number (107957760).

Almost surely, 2^1129507227 is an apocalyptic number.

1129507227 is a deficient number, since it is larger than the sum of its proper divisors (597816933).

1129507227 is a wasteful number, since it uses less digits than its factorization.

1129507227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1349511 (or 1349505 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 1129507227 is about 33608.1422723720. The cubic root of 1129507227 is about 1041.4290103617.

The spelling of 1129507227 in words is "one billion, one hundred twenty-nine million, five hundred seven thousand, two hundred twenty-seven".