1041158605 has 4 divisors (see below), whose sum is σ = 1249390332. Its totient is φ = 832926880.

The previous prime is 1041158603. The next prime is 1041158621. The reversal of 1041158605 is 5068511401.

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 352725961 + 688432644 = 18781^2 + 26238^2 .

It is not a de Polignac number, because 1041158605 - 2¹ = 1041158603 is a prime.

It is a super-2 number, since 2×1041158605² = 2168022481531092050, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041158603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104115856 + ... + 104115865.

It is an arithmetic number, because the mean of its divisors is an integer number (312347583).

Almost surely, 2^1041158605 is an apocalyptic number.

It is an amenable number.

1041158605 is a deficient number, since it is larger than the sum of its proper divisors (208231727).

1041158605 is an equidigital number, since it uses as much as digits as its factorization.

1041158605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208231726.

The product of its (nonzero) digits is 4800, while the sum is 31.

The square root of 1041158605 is about 32266.9894009342. The cubic root of 1041158605 is about 1013.5354986643.

The spelling of 1041158605 in words is "one billion, forty-one million, one hundred fifty-eight thousand, six hundred five".