103240147 has 4 divisors (see below), whose sum is σ = 104990040. Its totient is φ = 101490256.

The previous prime is 103240141. The next prime is 103240171. The reversal of 103240147 is 741042301.

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 103240147 - 2¹⁹ = 102715859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103240141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874858 + ... + 874975.

It is an arithmetic number, because the mean of its divisors is an integer number (26247510).

Almost surely, 2^103240147 is an apocalyptic number.

103240147 is a deficient number, since it is larger than the sum of its proper divisors (1749893).

103240147 is an equidigital number, since it uses as much as digits as its factorization.

103240147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749892.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 103240147 is about 10160.7158704493. The cubic root of 103240147 is about 469.1188364127.

Adding to 103240147 its reverse (741042301), we get a palindrome (844282448).

The spelling of 103240147 in words is "one hundred three million, two hundred forty thousand, one hundred forty-seven".