103289273 has 2 divisors, whose sum is σ = 103289274. Its totient is φ = 103289272.

The previous prime is 103289243. The next prime is 103289293. The reversal of 103289273 is 372982301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103286569 + 2704 = 10163^2 + 52^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103289273 is a prime.

It is not a weakly prime, because it can be changed into another prime (103289203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51644636 + 51644637.

It is an arithmetic number, because the mean of its divisors is an integer number (51644637).

Almost surely, 2^103289273 is an apocalyptic number.

It is an amenable number.

103289273 is a deficient number, since it is larger than the sum of its proper divisors (1).

103289273 is an equidigital number, since it uses as much as digits as its factorization.

103289273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 103289273 is about 10163.1330307145. The cubic root of 103289273 is about 469.1932334317.

The spelling of 103289273 in words is "one hundred three million, two hundred eighty-nine thousand, two hundred seventy-three".