1053660650 has 24 divisors (see below), whose sum is σ = 2239782240. Its totient is φ = 361254960.

The previous prime is 1053660631. The next prime is 1053660677. The reversal of 1053660650 is 560663501.

It is a super-2 number, since 2×1053660650² = 2220401530716845000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1504880 + ... + 1505579.

It is an arithmetic number, because the mean of its divisors is an integer number (93324260).

Almost surely, 2^1053660650 is an apocalyptic number.

1053660650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053660650 is an abundant number, since it is smaller than the sum of its proper divisors (1186121590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1053660650 is a wasteful number, since it uses less digits than its factorization.

1053660650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3010478 (or 3010473 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1053660650 is about 32460.1394020420. The cubic root of 1053660650 is about 1017.5761523213.

The spelling of 1053660650 in words is "one billion, fifty-three million, six hundred sixty thousand, six hundred fifty".