103243201 has 2 divisors, whose sum is σ = 103243202. Its totient is φ = 103243200.

The previous prime is 103243121. The next prime is 103243229. The reversal of 103243201 is 102342301.

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., 68492176 + 34751025 = 8276^2 + 5895^2 .

It is an emirp because it is prime and its reverse (102342301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103243201 - 2¹³ = 103235009 is a prime.

It is not a weakly prime, because it can be changed into another prime (103243271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51621600 + 51621601.

It is an arithmetic number, because the mean of its divisors is an integer number (51621601).

Almost surely, 2^103243201 is an apocalyptic number.

It is an amenable number.

103243201 is a deficient number, since it is larger than the sum of its proper divisors (1).

103243201 is an equidigital number, since it uses as much as digits as its factorization.

103243201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 103243201 is about 10160.8661540245. The cubic root of 103243201 is about 469.1234621158.

Adding to 103243201 its reverse (102342301), we get a palindrome (205585502).

The spelling of 103243201 in words is "one hundred three million, two hundred forty-three thousand, two hundred one".