1020412503 has 24 divisors (see below), whose sum is σ = 1677836160. Its totient is φ = 591542160.

The previous prime is 1020412447. The next prime is 1020412513. The reversal of 1020412503 is 3052140201.

1020412503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1020412503 - 2⁶ = 1020412439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020412513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 221793 + ... + 226346.

It is an arithmetic number, because the mean of its divisors is an integer number (69909840).

Almost surely, 2^1020412503 is an apocalyptic number.

1020412503 is a deficient number, since it is larger than the sum of its proper divisors (657423657).

1020412503 is a wasteful number, since it uses less digits than its factorization.

1020412503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448179 (or 448176 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1020412503 is about 31943.8961775172. The cubic root of 1020412503 is about 1006.7583889472.

Adding to 1020412503 its reverse (3052140201), we get a palindrome (4072552704).

The spelling of 1020412503 in words is "one billion, twenty million, four hundred twelve thousand, five hundred three".