1023005530 has 16 divisors (see below), whose sum is σ = 1845361440. Its totient is φ = 408324112.

The previous prime is 1023005519. The next prime is 1023005609. The reversal of 1023005530 is 355003201.

It is a junction number, because it is equal to n+sod(n) for n = 1023005498 and 1023005507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104860 + ... + 114199.

It is an arithmetic number, because the mean of its divisors is an integer number (115335090).

Almost surely, 2^1023005530 is an apocalyptic number.

1023005530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023005530 is a deficient number, since it is larger than the sum of its proper divisors (822355910).

1023005530 is a wasteful number, since it uses less digits than its factorization.

1023005530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219533.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 1023005530 is about 31984.4576317936. The cubic root of 1023005530 is about 1007.6104442095.

Adding to 1023005530 its reverse (355003201), we get a palindrome (1378008731).

The spelling of 1023005530 in words is "one billion, twenty-three million, five thousand, five hundred thirty".