103702143 has 4 divisors (see below), whose sum is σ = 138269528. Its totient is φ = 69134760.

The previous prime is 103702141. The next prime is 103702189. The reversal of 103702143 is 341207301.

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

It is not a de Polignac number, because 103702143 - 2¹ = 103702141 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 (103702141) 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, 17283688 + ... + 17283693.

It is an arithmetic number, because the mean of its divisors is an integer number (34567382).

Almost surely, 2^103702143 is an apocalyptic number.

103702143 is a deficient number, since it is larger than the sum of its proper divisors (34567385).

103702143 is an equidigital number, since it uses as much as digits as its factorization.

103702143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34567384.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 103702143 is about 10183.4249150274. The cubic root of 103702143 is about 469.8175585852.

Adding to 103702143 its reverse (341207301), we get a palindrome (444909444).

The spelling of 103702143 in words is "one hundred three million, seven hundred two thousand, one hundred forty-three".