1020453552 has 100 divisors (see below), whose sum is σ = 2966200776. Its totient is φ = 338688000.

The previous prime is 1020453529. The next prime is 1020453587. The reversal of 1020453552 is 2553540201.

It is a happy number.

1020453552 is a `hidden beast` number, since 102 + 0 + 4 + 5 + 3 + 552 = 666.

1020453552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 323728 + ... + 326864.

Almost surely, 2^1020453552 is an apocalyptic number.

1020453552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020453552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483100388).

1020453552 is an abundant number, since it is smaller than the sum of its proper divisors (1945747224).

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

1020453552 is a wasteful number, since it uses less digits than its factorization.

1020453552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408 (or 3393 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1020453552 is about 31944.5386881702. The cubic root of 1020453552 is about 1006.7718886743.

Adding to 1020453552 its reverse (2553540201), we get a palindrome (3573993753).

The spelling of 1020453552 in words is "one billion, twenty million, four hundred fifty-three thousand, five hundred fifty-two".