1050521499 has 12 divisors (see below), whose sum is σ = 1518285912. Its totient is φ = 699948000.

The previous prime is 1050521497. The next prime is 1050521509. The reversal of 1050521499 is 9941250501.

1050521499 is a `hidden beast` number, since 1 + 0 + 505 + 2 + 149 + 9 = 666.

It is not a de Polignac number, because 1050521499 - 2¹ = 1050521497 is a prime.

It is a super-2 number, since 2×1050521499² = 2207190839722414002, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1050521497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16197 + ... + 48614.

It is an arithmetic number, because the mean of its divisors is an integer number (126523826).

Almost surely, 2^1050521499 is an apocalyptic number.

1050521499 is a deficient number, since it is larger than the sum of its proper divisors (467764413).

1050521499 is a wasteful number, since it uses less digits than its factorization.

1050521499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66618 (or 66615 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The square root of 1050521499 is about 32411.7493974022. The cubic root of 1050521499 is about 1016.5645987055.

The spelling of 1050521499 in words is "one billion, fifty million, five hundred twenty-one thousand, four hundred ninety-nine".