1053890650 has 24 divisors (see below), whose sum is σ = 2008051164. Its totient is φ = 411273600.

The previous prime is 1053890623. The next prime is 1053890657. The reversal of 1053890650 is 560983501.

1053890650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 491109921 + 562780729 = 22161^2 + 23723^2 .

It is a super-2 number, since 2×1053890650² = 2221371004314845000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053890657) 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, 254997 + ... + 259096.

Almost surely, 2^1053890650 is an apocalyptic number.

1053890650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053890650 is a deficient number, since it is larger than the sum of its proper divisors (954160514).

1053890650 is a wasteful number, since it uses less digits than its factorization.

1053890650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514146 (or 514141 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 1053890650 is about 32463.6820154461. The cubic root of 1053890650 is about 1017.6501880138.

The spelling of 1053890650 in words is "one billion, fifty-three million, eight hundred ninety thousand, six hundred fifty".