140004003 has 4 divisors (see below), whose sum is σ = 186672008. Its totient is φ = 93336000.

The previous prime is 140003987. The next prime is 140004017. The reversal of 140004003 is 300400041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300400041 = 3 ⋅100133347.

It is not a de Polignac number, because 140004003 - 2⁴ = 140003987 is a prime.

It is a super-2 number, since 2×140004003² = 39202241712048018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140004003.

It is not an unprimeable number, because it can be changed into a prime (140004203) 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 3 ways as a sum of consecutive naturals, for example, 23333998 + ... + 23334003.

It is an arithmetic number, because the mean of its divisors is an integer number (46668002).

Almost surely, 2^140004003 is an apocalyptic number.

140004003 is a deficient number, since it is larger than the sum of its proper divisors (46668005).

140004003 is an equidigital number, since it uses as much as digits as its factorization.

140004003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46668004.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 140004003 is about 11832.3287226142. The cubic root of 140004003 is about 519.2543590793.

Adding to 140004003 its reverse (300400041), we get a palindrome (440404044).

The spelling of 140004003 in words is "one hundred forty million, four thousand, three".