103173001 has 2 divisors, whose sum is σ = 103173002. Its totient is φ = 103173000.

The previous prime is 103172999. The next prime is 103173013. The reversal of 103173001 is 100371301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98485776 + 4687225 = 9924^2 + 2165^2 .

It is an emirp because it is prime and its reverse (100371301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103173001 - 2¹ = 103172999 is a prime.

Together with 103172999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (103173041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51586500 + 51586501.

It is an arithmetic number, because the mean of its divisors is an integer number (51586501).

Almost surely, 2^103173001 is an apocalyptic number.

It is an amenable number.

103173001 is a deficient number, since it is larger than the sum of its proper divisors (1).

103173001 is an equidigital number, since it uses as much as digits as its factorization.

103173001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 103173001 is about 10157.4111367021. The cubic root of 103173001 is about 469.0171115001.

The spelling of 103173001 in words is "one hundred three million, one hundred seventy-three thousand, one".