103142303 has 4 divisors (see below), whose sum is σ = 112518888. Its totient is φ = 93765720.

The previous prime is 103142227. The next prime is 103142323. The reversal of 103142303 is 303241301.

It is a happy number.

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 103142303 - 2¹⁰ = 103141279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103142323) 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, 4688276 + ... + 4688297.

It is an arithmetic number, because the mean of its divisors is an integer number (28129722).

Almost surely, 2^103142303 is an apocalyptic number.

103142303 is a deficient number, since it is larger than the sum of its proper divisors (9376585).

103142303 is an equidigital number, since it uses as much as digits as its factorization.

103142303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9376584.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 103142303 is about 10155.8999108892. The cubic root of 103142303 is about 468.9705899122.

Adding to 103142303 its reverse (303241301), we get a palindrome (406383604).

It can be divided in two parts, 1031 and 42303, that added together give a palindrome (43334).

The spelling of 103142303 in words is "one hundred three million, one hundred forty-two thousand, three hundred three".