1000542303 has 6 divisors (see below), whose sum is σ = 1445227784. Its totient is φ = 667028196.

The previous prime is 1000542281. The next prime is 1000542353. The reversal of 1000542303 is 3032450001.

It is not a de Polignac number, because 1000542303 - 2⁶ = 1000542239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000542353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55585675 + ... + 55585692.

Almost surely, 2^1000542303 is an apocalyptic number.

1000542303 is a deficient number, since it is larger than the sum of its proper divisors (444685481).

1000542303 is a wasteful number, since it uses less digits than its factorization.

1000542303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111171373 (or 111171370 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 1000542303 is about 31631.3500028058. The cubic root of 1000542303 is about 1000.1807349996.

Adding to 1000542303 its reverse (3032450001), we get a palindrome (4032992304).

The spelling of 1000542303 in words is "one billion, five hundred forty-two thousand, three hundred three".