1001124142 has 8 divisors (see below), whose sum is σ = 1538312832. Its totient is φ = 488353200.

The previous prime is 1001124121. The next prime is 1001124143. The reversal of 1001124142 is 2414211001.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001124143) 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 3 ways as a sum of consecutive naturals, for example, 6104334 + ... + 6104497.

It is an arithmetic number, because the mean of its divisors is an integer number (192289104).

Almost surely, 2^1001124142 is an apocalyptic number.

1001124142 is a deficient number, since it is larger than the sum of its proper divisors (537188690).

1001124142 is a wasteful number, since it uses less digits than its factorization.

1001124142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12208874.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1001124142 is about 31640.5458549627. The cubic root of 1001124142 is about 1000.3745736770.

Adding to 1001124142 its reverse (2414211001), we get a palindrome (3415335143).

The spelling of 1001124142 in words is "one billion, one million, one hundred twenty-four thousand, one hundred forty-two".