1004203011 has 12 divisors (see below), whose sum is σ = 1557539592. Its totient is φ = 573830208.

The previous prime is 1004203009. The next prime is 1004203043. The reversal of 1004203011 is 1103024001.

It is a happy number.

It is not a de Polignac number, because 1004203011 - 2¹ = 1004203009 is a prime.

It is a super-2 number, since 2×1004203011² = 2016847374602932242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1004213011) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3415510 + ... + 3415803.

It is an arithmetic number, because the mean of its divisors is an integer number (129794966).

Almost surely, 2^1004203011 is an apocalyptic number.

1004203011 is a deficient number, since it is larger than the sum of its proper divisors (553336581).

1004203011 is an equidigital number, since it uses as much as digits as its factorization.

1004203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6831330 (or 6831323 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1004203011 is about 31689.1623587623. The cubic root of 1004203011 is about 1001.3990454258.

Adding to 1004203011 its reverse (1103024001), we get a palindrome (2107227012).

The spelling of 1004203011 in words is "one billion, four million, two hundred three thousand, eleven".