103320247 has 4 divisors (see below), whose sum is σ = 103438936. Its totient is φ = 103201560.

The previous prime is 103320223. The next prime is 103320251. The reversal of 103320247 is 742023301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103320247 - 2¹⁵ = 103287479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103320257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58029 + ... + 59782.

It is an arithmetic number, because the mean of its divisors is an integer number (25859734).

Almost surely, 2^103320247 is an apocalyptic number.

103320247 is a deficient number, since it is larger than the sum of its proper divisors (118689).

103320247 is an equidigital number, since it uses as much as digits as its factorization.

103320247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118688.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 103320247 is about 10164.6567576087. The cubic root of 103320247 is about 469.2401287137.

Adding to 103320247 its reverse (742023301), we get a palindrome (845343548).

The spelling of 103320247 in words is "one hundred three million, three hundred twenty thousand, two hundred forty-seven".