1130042605 has 4 divisors (see below), whose sum is σ = 1356051132. Its totient is φ = 904034080.

The previous prime is 1130042591. The next prime is 1130042653. The reversal of 1130042605 is 5062400311.

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 542610436 + 587432169 = 23294^2 + 24237^2 .

It is not a de Polignac number, because 1130042605 - 2¹¹ = 1130040557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113004256 + ... + 113004265.

It is an arithmetic number, because the mean of its divisors is an integer number (339012783).

Almost surely, 2^1130042605 is an apocalyptic number.

It is an amenable number.

1130042605 is a deficient number, since it is larger than the sum of its proper divisors (226008527).

1130042605 is an equidigital number, since it uses as much as digits as its factorization.

1130042605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226008526.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1130042605 is about 33616.1063331255. The cubic root of 1130042605 is about 1041.5935275652.

Adding to 1130042605 its reverse (5062400311), we get a palindrome (6192442916).

The spelling of 1130042605 in words is "one billion, one hundred thirty million, forty-two thousand, six hundred five".