1042511313 has 4 divisors (see below), whose sum is σ = 1390015088. Its totient is φ = 695007540.

The previous prime is 1042511257. The next prime is 1042511329. The reversal of 1042511313 is 3131152401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1042511313 - 2¹² = 1042507217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042511313.

It is not an unprimeable number, because it can be changed into a prime (1042511713) 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, 173751883 + ... + 173751888.

It is an arithmetic number, because the mean of its divisors is an integer number (347503772).

Almost surely, 2^1042511313 is an apocalyptic number.

It is an amenable number.

1042511313 is a deficient number, since it is larger than the sum of its proper divisors (347503775).

1042511313 is an equidigital number, since it uses as much as digits as its factorization.

1042511313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347503774.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1042511313 is about 32287.9437716309. The cubic root of 1042511313 is about 1013.9742484192.

Adding to 1042511313 its reverse (3131152401), we get a palindrome (4173663714).

The spelling of 1042511313 in words is "one billion, forty-two million, five hundred eleven thousand, three hundred thirteen".