103003143 has 4 divisors (see below), whose sum is σ = 137337528. Its totient is φ = 68668760.

The previous prime is 103003141. The next prime is 103003151. The reversal of 103003143 is 341300301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103003143 - 2¹ = 103003141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103003141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17167188 + ... + 17167193.

It is an arithmetic number, because the mean of its divisors is an integer number (34334382).

Almost surely, 2^103003143 is an apocalyptic number.

103003143 is a deficient number, since it is larger than the sum of its proper divisors (34334385).

103003143 is an equidigital number, since it uses as much as digits as its factorization.

103003143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34334384.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 103003143 is about 10149.0464084070. The cubic root of 103003143 is about 468.7595826663.

Adding to 103003143 its reverse (341300301), we get a palindrome (444303444).

The spelling of 103003143 in words is "one hundred three million, three thousand, one hundred forty-three".