52140103 has 4 divisors (see below), whose sum is σ = 54407088. Its totient is φ = 49873120.

The previous prime is 52140097. The next prime is 52140131. The reversal of 52140103 is 30104125.

52140103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52140103 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 (52140133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1133458 + ... + 1133503.

It is an arithmetic number, because the mean of its divisors is an integer number (13601772).

Almost surely, 2^52140103 is an apocalyptic number.

52140103 is a deficient number, since it is larger than the sum of its proper divisors (2266985).

52140103 is a wasteful number, since it uses less digits than its factorization.

52140103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2266984.

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

The square root of 52140103 is about 7220.8104115812. The cubic root of 52140103 is about 373.5860304673.

Adding to 52140103 its reverse (30104125), we get a palindrome (82244228).

The spelling of 52140103 in words is "fifty-two million, one hundred forty thousand, one hundred three".