54403117 has 6 divisors (see below), whose sum is σ = 54851118. Its totient is φ = 53958744.

The previous prime is 54403091. The next prime is 54403147. The reversal of 54403117 is 71130445.

It can be written as a sum of positive squares in only one way, i.e., 54257956 + 145161 = 7366^2 + 381^2 .

It is a de Polignac number, because none of the positive numbers 2^k-54403117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54403091 and 54403100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54403147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14443 + ... + 17815.

It is an arithmetic number, because the mean of its divisors is an integer number (9141853).

Almost surely, 2^54403117 is an apocalyptic number.

It is an amenable number.

54403117 is a deficient number, since it is larger than the sum of its proper divisors (448001).

54403117 is an equidigital number, since it uses as much as digits as its factorization.

54403117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3627 (or 3500 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 54403117 is about 7375.8468666317. The cubic root of 54403117 is about 378.9145315869.

The spelling of 54403117 in words is "fifty-four million, four hundred three thousand, one hundred seventeen".