340003143 has 8 divisors (see below), whose sum is σ = 503708400. Its totient is φ = 226668744.

The previous prime is 340003127. The next prime is 340003151. The reversal of 340003143 is 341300043.

It is not a de Polignac number, because 340003143 - 2⁴ = 340003127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340003243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6296328 + ... + 6296381.

It is an arithmetic number, because the mean of its divisors is an integer number (62963550).

Almost surely, 2^340003143 is an apocalyptic number.

340003143 is a deficient number, since it is larger than the sum of its proper divisors (163705257).

340003143 is a wasteful number, since it uses less digits than its factorization.

340003143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12592718 (or 12592712 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 340003143 is about 18439.1741409424. The cubic root of 340003143 is about 697.9553553381.

Adding to 340003143 its reverse (341300043), we get a palindrome (681303186).

The spelling of 340003143 in words is "three hundred forty million, three thousand, one hundred forty-three".