140003142 has 16 divisors (see below), whose sum is σ = 281335872. Its totient is φ = 46446120.

The previous prime is 140003137. The next prime is 140003147. The reversal of 140003142 is 241300041.

It is an interprime number because it is at equal distance from previous prime (140003137) and next prime (140003147).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140003147) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 54028 + ... + 56559.

It is an arithmetic number, because the mean of its divisors is an integer number (17583492).

Almost surely, 2^140003142 is an apocalyptic number.

140003142 is an abundant number, since it is smaller than the sum of its proper divisors (141332730).

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

140003142 is a wasteful number, since it uses less digits than its factorization.

140003142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110803.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 140003142 is about 11832.2923391877. The cubic root of 140003142 is about 519.2532946362.

Adding to 140003142 its reverse (241300041), we get a palindrome (381303183).

The spelling of 140003142 in words is "one hundred forty million, three thousand, one hundred forty-two".