54402101 has 16 divisors (see below), whose sum is σ = 59910144. Its totient is φ = 49097664.

The previous prime is 54402097. The next prime is 54402109. The reversal of 54402101 is 10120445.

It is a cyclic number.

It is not a de Polignac number, because 54402101 - 2² = 54402097 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 54402101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54402109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136835 + ... + 137231.

It is an arithmetic number, because the mean of its divisors is an integer number (3744384).

Almost surely, 2^54402101 is an apocalyptic number.

It is an amenable number.

54402101 is a deficient number, since it is larger than the sum of its proper divisors (5508043).

54402101 is a wasteful number, since it uses less digits than its factorization.

54402101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 54402101 is about 7375.7779928629. Note that the first 3 decimals coincide. The cubic root of 54402101 is about 378.9121727786.

Adding to 54402101 its reverse (10120445), we get a palindrome (64522546).

The spelling of 54402101 in words is "fifty-four million, four hundred two thousand, one hundred one".