1000124013 has 8 divisors (see below), whose sum is σ = 1523998528. Its totient is φ = 571499424.

The previous prime is 1000123997. The next prime is 1000124053. The reversal of 1000124013 is 3104210001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1000124013 - 2⁴ = 1000123997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1000124013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000124053) by changing a digit.

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, 23812456 + ... + 23812497.

It is an arithmetic number, because the mean of its divisors is an integer number (190499816).

Almost surely, 2^1000124013 is an apocalyptic number.

It is an amenable number.

1000124013 is a deficient number, since it is larger than the sum of its proper divisors (523874515).

1000124013 is an equidigital number, since it uses as much as digits as its factorization.

1000124013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47624963.

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

The square root of 1000124013 is about 31624.7373585932. The cubic root of 1000124013 is about 1000.0413359580.

Adding to 1000124013 its reverse (3104210001), we get a palindrome (4104334014).

The spelling of 1000124013 in words is "one billion, one hundred twenty-four thousand, thirteen".