1040134345 has 4 divisors (see below), whose sum is σ = 1248161220. Its totient is φ = 832107472.

The previous prime is 1040134327. The next prime is 1040134391. The reversal of 1040134345 is 5434310401.

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 107931321 + 932203024 = 10389^2 + 30532^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040134345 - 2¹⁷ = 1040003273 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104013430 + ... + 104013439.

It is an arithmetic number, because the mean of its divisors is an integer number (312040305).

Almost surely, 2^1040134345 is an apocalyptic number.

It is an amenable number.

1040134345 is a deficient number, since it is larger than the sum of its proper divisors (208026875).

1040134345 is an equidigital number, since it uses as much as digits as its factorization.

1040134345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208026874.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 1040134345 is about 32251.1138567337. The cubic root of 1040134345 is about 1013.2030278713.

Adding to 1040134345 its reverse (5434310401), we get a palindrome (6474444746).

The spelling of 1040134345 in words is "one billion, forty million, one hundred thirty-four thousand, three hundred forty-five".