1012010004 has 48 divisors (see below), whose sum is σ = 2708375040. Its totient is φ = 326453760.

The previous prime is 1012009993. The next prime is 1012010039. The reversal of 1012010004 is 4000102101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147789 + ... + 154484.

It is an arithmetic number, because the mean of its divisors is an integer number (56424480).

Almost surely, 2^1012010004 is an apocalyptic number.

It is an amenable number.

1012010004 is an abundant number, since it is smaller than the sum of its proper divisors (1696365036).

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

1012010004 is a wasteful number, since it uses less digits than its factorization.

1012010004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302317 (or 302309 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1012010004 is about 31812.1046773080. The cubic root of 1012010004 is about 1003.9874140632.

Adding to 1012010004 its reverse (4000102101), we get a palindrome (5012112105).

The spelling of 1012010004 in words is "one billion, twelve million, ten thousand, four".