8142003 has 6 divisors (see below), whose sum is σ = 11760684. Its totient is φ = 5427996.

The previous prime is 8141999. The next prime is 8142037. The reversal of 8142003 is 3002418.

It is a happy number.

It is not a de Polignac number, because 8142003 - 2² = 8141999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8142103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 452325 + ... + 452342.

It is an arithmetic number, because the mean of its divisors is an integer number (1960114).

Almost surely, 2^8142003 is an apocalyptic number.

8142003 is a deficient number, since it is larger than the sum of its proper divisors (3618681).

8142003 is a wasteful number, since it uses less digits than its factorization.

8142003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904673 (or 904670 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 8142003 is about 2853.4195275143. The cubic root of 8142003 is about 201.1764248879.

The spelling of 8142003 in words is "eight million, one hundred forty-two thousand, three".