103443047 has 2 divisors, whose sum is σ = 103443048. Its totient is φ = 103443046.

The previous prime is 103443037. The next prime is 103443073. The reversal of 103443047 is 740344301.

It is an a-pointer prime, because the next prime (103443073) can be obtained adding 103443047 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103443047 - 2⁸ = 103442791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103443037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51721523 + 51721524.

It is an arithmetic number, because the mean of its divisors is an integer number (51721524).

Almost surely, 2^103443047 is an apocalyptic number.

103443047 is a deficient number, since it is larger than the sum of its proper divisors (1).

103443047 is an equidigital number, since it uses as much as digits as its factorization.

103443047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 103443047 is about 10170.6955022752. The cubic root of 103443047 is about 469.4259582926.

Adding to 103443047 its reverse (740344301), we get a palindrome (843787348).

The spelling of 103443047 in words is "one hundred three million, four hundred forty-three thousand, forty-seven".