53402101 has 4 divisors (see below), whose sum is σ = 53920672. Its totient is φ = 52883532.

The previous prime is 53402099. The next prime is 53402123. The reversal of 53402101 is 10120435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53402101 - 2¹ = 53402099 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 (53402191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259131 + ... + 259336.

It is an arithmetic number, because the mean of its divisors is an integer number (13480168).

Almost surely, 2^53402101 is an apocalyptic number.

It is an amenable number.

53402101 is a deficient number, since it is larger than the sum of its proper divisors (518571).

53402101 is a wasteful number, since it uses less digits than its factorization.

53402101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518570.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 53402101 is about 7307.6741169814. The cubic root of 53402101 is about 376.5761241984.

Adding to 53402101 its reverse (10120435), we get a palindrome (63522536).

The spelling of 53402101 in words is "fifty-three million, four hundred two thousand, one hundred one".