1052021456 has 20 divisors (see below), whose sum is σ = 2104043904. Its totient is φ = 509042400.

The previous prime is 1052021447. The next prime is 1052021461. The reversal of 1052021456 is 6541202501.

1052021456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

1052021456 is an admirable number.

It is a super-2 number, since 2×1052021456² = 2213498287768719872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060010 + ... + 1061001.

Almost surely, 2^1052021456 is an apocalyptic number.

1052021456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1052021456 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1052021456 is a wasteful number, since it uses less digits than its factorization.

1052021456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121050 (or 2121044 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1052021456 is about 32434.8802371768. The cubic root of 1052021456 is about 1017.0481928210.

Adding to 1052021456 its reverse (6541202501), we get a palindrome (7593223957).

The spelling of 1052021456 in words is "one billion, fifty-two million, twenty-one thousand, four hundred fifty-six".