403340141 has 2 divisors, whose sum is σ = 403340142. Its totient is φ = 403340140.

The previous prime is 403340131. The next prime is 403340143. The reversal of 403340141 is 141043304.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 402162916 + 1177225 = 20054^2 + 1085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403340141 is a prime.

Together with 403340143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403340143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201670070 + 201670071.

It is an arithmetic number, because the mean of its divisors is an integer number (201670071).

Almost surely, 2^403340141 is an apocalyptic number.

It is an amenable number.

403340141 is a deficient number, since it is larger than the sum of its proper divisors (1).

403340141 is an equidigital number, since it uses as much as digits as its factorization.

403340141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 403340141 is about 20083.3299280772. The cubic root of 403340141 is about 738.8514816932.

Adding to 403340141 its reverse (141043304), we get a palindrome (544383445).

The spelling of 403340141 in words is "four hundred three million, three hundred forty thousand, one hundred forty-one".