103245047 has 2 divisors, whose sum is σ = 103245048. Its totient is φ = 103245046.

The previous prime is 103245013. The next prime is 103245053. The reversal of 103245047 is 740542301.

It is a strong prime.

It is an emirp because it is prime and its reverse (740542301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103245047 - 2²⁶ = 36136183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103245067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51622523 + 51622524.

It is an arithmetic number, because the mean of its divisors is an integer number (51622524).

Almost surely, 2^103245047 is an apocalyptic number.

103245047 is a deficient number, since it is larger than the sum of its proper divisors (1).

103245047 is an equidigital number, since it uses as much as digits as its factorization.

103245047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 103245047 is about 10160.9569923310. The cubic root of 103245047 is about 469.1262580925.

Adding to 103245047 its reverse (740542301), we get a palindrome (843787348).

The spelling of 103245047 in words is "one hundred three million, two hundred forty-five thousand, forty-seven".