1129235361 has 8 divisors (see below), whose sum is σ = 1506684960. Its totient is φ = 752304672.

The previous prime is 1129235339. The next prime is 1129235383. The reversal of 1129235361 is 1635329211.

It is an interprime number because it is at equal distance from previous prime (1129235339) and next prime (1129235383).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1129235361 - 2⁹ = 1129234849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1129235461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124620 + ... + 133373.

It is an arithmetic number, because the mean of its divisors is an integer number (188335620).

Almost surely, 2^1129235361 is an apocalyptic number.

It is an amenable number.

1129235361 is a deficient number, since it is larger than the sum of its proper divisors (377449599).

1129235361 is a wasteful number, since it uses less digits than its factorization.

1129235361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259455.

The product of its digits is 9720, while the sum is 33.

The square root of 1129235361 is about 33604.0973840989. The cubic root of 1129235361 is about 1041.3454482998.

The spelling of 1129235361 in words is "one billion, one hundred twenty-nine million, two hundred thirty-five thousand, three hundred sixty-one".