73520103 has 4 divisors (see below), whose sum is σ = 98026808. Its totient is φ = 49013400.

The previous prime is 73520099. The next prime is 73520107. The reversal of 73520103 is 30102537.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (73520099) and next prime (73520107).

It is not a de Polignac number, because 73520103 - 2² = 73520099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73520103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73520107) 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, 12253348 + ... + 12253353.

It is an arithmetic number, because the mean of its divisors is an integer number (24506702).

Almost surely, 2^73520103 is an apocalyptic number.

73520103 is a deficient number, since it is larger than the sum of its proper divisors (24506705).

73520103 is a wasteful number, since it uses less digits than its factorization.

73520103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24506704.

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 73520103 is about 8574.3864503532. The cubic root of 73520103 is about 418.9241227901.

The spelling of 73520103 in words is "seventy-three million, five hundred twenty thousand, one hundred three".