51534201 has 4 divisors (see below), whose sum is σ = 68712272. Its totient is φ = 34356132.

The previous prime is 51534193. The next prime is 51534211. The reversal of 51534201 is 10243515.

51534201 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 51534201 - 2³ = 51534193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51534211) 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, 8589031 + ... + 8589036.

It is an arithmetic number, because the mean of its divisors is an integer number (17178068).

Almost surely, 2^51534201 is an apocalyptic number.

It is an amenable number.

51534201 is a deficient number, since it is larger than the sum of its proper divisors (17178071).

51534201 is a wasteful number, since it uses less digits than its factorization.

51534201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17178070.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 51534201 is about 7178.7325482985. The cubic root of 51534201 is about 372.1332841279.

Adding to 51534201 its reverse (10243515), we get a palindrome (61777716).

It can be divided in two parts, 515 and 34201, that added together give a triangular number (34716 = T₂₆₃).

The spelling of 51534201 in words is "fifty-one million, five hundred thirty-four thousand, two hundred one".