1041442013 has 4 divisors (see below), whose sum is σ = 1050658428. Its totient is φ = 1032225600.

The previous prime is 1041441991. The next prime is 1041442019. The reversal of 1041442013 is 3102441401.

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 208426969 + 833015044 = 14437^2 + 28862^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041442013 - 2⁶ = 1041441949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041442019) 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, 4608038 + ... + 4608263.

It is an arithmetic number, because the mean of its divisors is an integer number (262664607).

Almost surely, 2^1041442013 is an apocalyptic number.

It is an amenable number.

1041442013 is a deficient number, since it is larger than the sum of its proper divisors (9216415).

1041442013 is an equidigital number, since it uses as much as digits as its factorization.

1041442013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9216414.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1041442013 is about 32271.3807110883. The cubic root of 1041442013 is about 1013.6274532772.

Adding to 1041442013 its reverse (3102441401), we get a palindrome (4143883414).

The spelling of 1041442013 in words is "one billion, forty-one million, four hundred forty-two thousand, thirteen".