1129462241 has 4 divisors (see below), whose sum is σ = 1129959684. Its totient is φ = 1128964800.

The previous prime is 1129462231. The next prime is 1129462253. The reversal of 1129462241 is 1422649211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 767511616 + 361950625 = 27704^2 + 19025^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1129462241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1129462198 and 1129462207.

It is not an unprimeable number, because it can be changed into a prime (1129462211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245300 + ... + 249861.

It is an arithmetic number, because the mean of its divisors is an integer number (282489921).

Almost surely, 2^1129462241 is an apocalyptic number.

It is an amenable number.

1129462241 is a deficient number, since it is larger than the sum of its proper divisors (497443).

1129462241 is an equidigital number, since it uses as much as digits as its factorization.

1129462241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497442.

The product of its digits is 6912, while the sum is 32.

The square root of 1129462241 is about 33607.4729933686. The cubic root of 1129462241 is about 1041.4151841708.

The spelling of 1129462241 in words is "one billion, one hundred twenty-nine million, four hundred sixty-two thousand, two hundred forty-one".