1043025685 has 16 divisors (see below), whose sum is σ = 1352010240. Its totient is φ = 767891520.

The previous prime is 1043025677. The next prime is 1043025719. The reversal of 1043025685 is 5865203401.

It is not a de Polignac number, because 1043025685 - 2³ = 1043025677 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1043025685.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2725 + ... + 45754.

It is an arithmetic number, because the mean of its divisors is an integer number (84500640).

Almost surely, 2^1043025685 is an apocalyptic number.

It is an amenable number.

1043025685 is a deficient number, since it is larger than the sum of its proper divisors (308984555).

1043025685 is a wasteful number, since it uses less digits than its factorization.

1043025685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48828.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 1043025685 is about 32295.9081773527. The cubic root of 1043025685 is about 1014.1409849653.

The spelling of 1043025685 in words is "one billion, forty-three million, twenty-five thousand, six hundred eighty-five".