140612003 has 4 divisors (see below), whose sum is σ = 160699440. Its totient is φ = 120524568.

The previous prime is 140611973. The next prime is 140612009. The reversal of 140612003 is 300216041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300216041 = 4441 ⋅67601.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140612003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140612009) 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, 10043708 + ... + 10043721.

It is an arithmetic number, because the mean of its divisors is an integer number (40174860).

Almost surely, 2^140612003 is an apocalyptic number.

140612003 is a deficient number, since it is larger than the sum of its proper divisors (20087437).

140612003 is an equidigital number, since it uses as much as digits as its factorization.

140612003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20087436.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 140612003 is about 11857.9932113322. The cubic root of 140612003 is about 520.0049346179.

Adding to 140612003 its reverse (300216041), we get a palindrome (440828044).

The spelling of 140612003 in words is "one hundred forty million, six hundred twelve thousand, three".