51352103 has 4 divisors (see below), whose sum is σ = 56020488. Its totient is φ = 46683720.

The previous prime is 51352051. The next prime is 51352111. The reversal of 51352103 is 30125315.

51352103 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 not a de Polignac number, because 51352103 - 2¹⁴ = 51335719 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 (51352163) 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, 2334176 + ... + 2334197.

It is an arithmetic number, because the mean of its divisors is an integer number (14005122).

Almost surely, 2^51352103 is an apocalyptic number.

51352103 is a deficient number, since it is larger than the sum of its proper divisors (4668385).

51352103 is a wasteful number, since it uses less digits than its factorization.

51352103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668384.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 51352103 is about 7166.0381662394. The cubic root of 51352103 is about 371.6944512823.

Adding to 51352103 its reverse (30125315), we get a palindrome (81477418).

The spelling of 51352103 in words is "fifty-one million, three hundred fifty-two thousand, one hundred three".