1043985126 has 16 divisors (see below), whose sum is σ = 2089182384. Its totient is φ = 347793024.

The previous prime is 1043985071. The next prime is 1043985133. The reversal of 1043985126 is 6215893401.

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 7 ways as a sum of consecutive naturals, for example, 39111 + ... + 60146.

It is an arithmetic number, because the mean of its divisors is an integer number (130573899).

Almost surely, 2^1043985126 is an apocalyptic number.

1043985126 is an abundant number, since it is smaller than the sum of its proper divisors (1045197258).

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

1043985126 is a wasteful number, since it uses less digits than its factorization.

1043985126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101015.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 1043985126 is about 32310.7586726155. The cubic root of 1043985126 is about 1014.4518466766.

The spelling of 1043985126 in words is "one billion, forty-three million, nine hundred eighty-five thousand, one hundred twenty-six".