103473421 has 8 divisors (see below), whose sum is σ = 107515800. Its totient is φ = 99462720.

The previous prime is 103473401. The next prime is 103473427. The reversal of 103473421 is 124374301.

It can be written as a sum of positive squares in 4 ways, for example, as 29702500 + 73770921 = 5450^2 + 8589^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103473421 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 (103473427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150 + ... + 14431.

It is an arithmetic number, because the mean of its divisors is an integer number (13439475).

Almost surely, 2^103473421 is an apocalyptic number.

It is an amenable number.

103473421 is a deficient number, since it is larger than the sum of its proper divisors (4042379).

103473421 is a wasteful number, since it uses less digits than its factorization.

103473421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15839.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 103473421 is about 10172.1886042287. The cubic root of 103473421 is about 469.4718996717.

The spelling of 103473421 in words is "one hundred three million, four hundred seventy-three thousand, four hundred twenty-one".