103261243 has 2 divisors, whose sum is σ = 103261244. Its totient is φ = 103261242.

The previous prime is 103261241. The next prime is 103261261. The reversal of 103261243 is 342162301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103261243 - 2¹ = 103261241 is a prime.

Together with 103261241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103261241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51630621 + 51630622.

It is an arithmetic number, because the mean of its divisors is an integer number (51630622).

Almost surely, 2^103261243 is an apocalyptic number.

103261243 is a deficient number, since it is larger than the sum of its proper divisors (1).

103261243 is an equidigital number, since it uses as much as digits as its factorization.

103261243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 103261243 is about 10161.7539332538. The cubic root of 103261243 is about 469.1507873454.

The spelling of 103261243 in words is "one hundred three million, two hundred sixty-one thousand, two hundred forty-three".