1050503313 has 16 divisors (see below), whose sum is σ = 1411716096. Its totient is φ = 694829520.

The previous prime is 1050503303. The next prime is 1050503327. The reversal of 1050503313 is 3133050501.

It is a happy number.

It is not a de Polignac number, because 1050503313 - 2⁶ = 1050503249 is a prime.

It is a super-2 number, since 2×1050503313² = 2207114421247951938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1050503313.

It is not an unprimeable number, because it can be changed into a prime (1050503303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314470 + ... + 317792.

It is an arithmetic number, because the mean of its divisors is an integer number (88232256).

Almost surely, 2^1050503313 is an apocalyptic number.

It is an amenable number.

1050503313 is a deficient number, since it is larger than the sum of its proper divisors (361212783).

1050503313 is a wasteful number, since it uses less digits than its factorization.

1050503313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4124.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 1050503313 is about 32411.4688497760. The cubic root of 1050503313 is about 1016.5587326188.

Adding to 1050503313 its reverse (3133050501), we get a palindrome (4183553814).

The spelling of 1050503313 in words is "one billion, fifty million, five hundred three thousand, three hundred thirteen".