51203667 has 16 divisors (see below), whose sum is σ = 69288192. Its totient is φ = 33631200.

The previous prime is 51203627. The next prime is 51203683. The reversal of 51203667 is 76630215.

51203667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51203667 - 2¹² = 51199571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51203627) 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 15 ways as a sum of consecutive naturals, for example, 104898 + ... + 105384.

It is an arithmetic number, because the mean of its divisors is an integer number (4330512).

Almost surely, 2^51203667 is an apocalyptic number.

51203667 is a deficient number, since it is larger than the sum of its proper divisors (18084525).

51203667 is a wasteful number, since it uses less digits than its factorization.

51203667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 51203667 is about 7155.6737628263. The cubic root of 51203667 is about 371.3359714286.

The spelling of 51203667 in words is "fifty-one million, two hundred three thousand, six hundred sixty-seven".