51272063 has 2 divisors, whose sum is σ = 51272064. Its totient is φ = 51272062.

The previous prime is 51272057. The next prime is 51272093. The reversal of 51272063 is 36027215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51272063 - 2¹² = 51267967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51272093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25636031 + 25636032.

It is an arithmetic number, because the mean of its divisors is an integer number (25636032).

Almost surely, 2^51272063 is an apocalyptic number.

51272063 is a deficient number, since it is larger than the sum of its proper divisors (1).

51272063 is an equidigital number, since it uses as much as digits as its factorization.

51272063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 51272063 is about 7160.4513125920. The cubic root of 51272063 is about 371.5012369030.

Adding to 51272063 its reverse (36027215), we get a palindrome (87299278).

The spelling of 51272063 in words is "fifty-one million, two hundred seventy-two thousand, sixty-three".