1132312129 has 16 divisors (see below), whose sum is σ = 1270362240. Its totient is φ = 1002407040.

The previous prime is 1132312123. The next prime is 1132312133. The reversal of 1132312129 is 9212132311.

It is a cyclic number.

It is not a de Polignac number, because 1132312129 - 2¹⁵ = 1132279361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132312123) 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, 13444 + ... + 49450.

It is an arithmetic number, because the mean of its divisors is an integer number (79397640).

Almost surely, 2^1132312129 is an apocalyptic number.

It is an amenable number.

1132312129 is a deficient number, since it is larger than the sum of its proper divisors (138050111).

1132312129 is a wasteful number, since it uses less digits than its factorization.

1132312129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36120.

The product of its digits is 648, while the sum is 25.

The square root of 1132312129 is about 33649.8458986070. The cubic root of 1132312129 is about 1042.2903569687.

The spelling of 1132312129 in words is "one billion, one hundred thirty-two million, three hundred twelve thousand, one hundred twenty-nine".