1043020525 has 24 divisors (see below), whose sum is σ = 1370615400. Its totient is φ = 785971200.

The previous prime is 1043020493. The next prime is 1043020541. The reversal of 1043020525 is 5250203401.

It can be written as a sum of positive squares in 12 ways, for example, as 358988809 + 684031716 = 18947^2 + 26154^2 .

It is not a de Polignac number, because 1043020525 - 2⁵ = 1043020493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1043020496 and 1043020505.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 12181 + ... + 47269.

It is an arithmetic number, because the mean of its divisors is an integer number (57108975).

Almost surely, 2^1043020525 is an apocalyptic number.

It is an amenable number.

1043020525 is a deficient number, since it is larger than the sum of its proper divisors (327594875).

1043020525 is a wasteful number, since it uses less digits than its factorization.

1043020525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35169 (or 35164 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1043020525 is about 32295.8282909728. The cubic root of 1043020525 is about 1014.1393125948.

Adding to 1043020525 its reverse (5250203401), we get a palindrome (6293223926).

The spelling of 1043020525 in words is "one billion, forty-three million, twenty thousand, five hundred twenty-five".