1023530452 has 24 divisors (see below), whose sum is σ = 2136064896. Its totient is φ = 419583648.

The previous prime is 1023530449. The next prime is 1023530477. The reversal of 1023530452 is 2540353201.

1023530452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1023530452² = 2095229172342648608, 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 7 ways as a sum of consecutive naturals, for example, 794023 + ... + 795310.

It is an arithmetic number, because the mean of its divisors is an integer number (89002704).

Almost surely, 2^1023530452 is an apocalyptic number.

It is an amenable number.

1023530452 is an abundant number, since it is smaller than the sum of its proper divisors (1112534444).

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

1023530452 is a wasteful number, since it uses less digits than its factorization.

1023530452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589367 (or 1589365 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1023530452 is about 31992.6624712605. The cubic root of 1023530452 is about 1007.7827555784.

Adding to 1023530452 its reverse (2540353201), we get a palindrome (3563883653).

The spelling of 1023530452 in words is "one billion, twenty-three million, five hundred thirty thousand, four hundred fifty-two".