103431241 has 2 divisors, whose sum is σ = 103431242. Its totient is φ = 103431240.

The previous prime is 103431239. The next prime is 103431257. The reversal of 103431241 is 142134301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86415616 + 17015625 = 9296^2 + 4125^2 .

It is an emirp because it is prime and its reverse (142134301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103431241 - 2¹ = 103431239 is a prime.

It is a super-2 number, since 2×103431241² = 21396043229600162, which contains 22 as substring.

Together with 103431239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103431541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51715620 + 51715621.

It is an arithmetic number, because the mean of its divisors is an integer number (51715621).

Almost surely, 2^103431241 is an apocalyptic number.

It is an amenable number.

103431241 is a deficient number, since it is larger than the sum of its proper divisors (1).

103431241 is an equidigital number, since it uses as much as digits as its factorization.

103431241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 103431241 is about 10170.1150927608. The cubic root of 103431241 is about 469.4080990168.

Adding to 103431241 its reverse (142134301), we get a palindrome (245565542).

The spelling of 103431241 in words is "one hundred three million, four hundred thirty-one thousand, two hundred forty-one".