1053656250 has 56 divisors (see below), whose sum is σ = 2634341280. Its totient is φ = 280950000.

The previous prime is 1053656249. The next prime is 1053656299. The reversal of 1053656250 is 526563501.

It is a super-2 number, since 2×1053656250² = 2220382986328125000, which contains 22 as substring.

It is an unprimeable number.

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 27 ways as a sum of consecutive naturals, for example, 88131 + ... + 99369.

Almost surely, 2^1053656250 is an apocalyptic number.

1053656250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1053656250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1317170640).

1053656250 is an abundant number, since it is smaller than the sum of its proper divisors (1580685030).

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

1053656250 is an frugal number, since it uses more digits than its factorization.

1053656250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11274 (or 11249 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 1053656250 is about 32460.0716265383. The cubic root of 1053656250 is about 1017.5747358813.

The spelling of 1053656250 in words is "one billion, fifty-three million, six hundred fifty-six thousand, two hundred fifty".