2003158142 has 8 divisors (see below), whose sum is σ = 3068667936. Its totient is φ = 980268832.

The previous prime is 2003158141. The next prime is 2003158169. The reversal of 2003158142 is 2418513002.

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 (2003158141) 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, 10655003 + ... + 10655190.

It is an arithmetic number, because the mean of its divisors is an integer number (383583492).

Almost surely, 2^2003158142 is an apocalyptic number.

2003158142 is a deficient number, since it is larger than the sum of its proper divisors (1065509794).

2003158142 is a wasteful number, since it uses less digits than its factorization.

2003158142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21310242.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 2003158142 is about 44756.6547230688. The cubic root of 2003158142 is about 1260.5838694016.

The spelling of 2003158142 in words is "two billion, three million, one hundred fifty-eight thousand, one hundred forty-two".