51648301 has 2 divisors, whose sum is σ = 51648302. Its totient is φ = 51648300.

The previous prime is 51648299. The next prime is 51648313. The reversal of 51648301 is 10384615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51194025 + 454276 = 7155^2 + 674^2 .

It is a cyclic number.

It is not a de Polignac number, because 51648301 - 2¹ = 51648299 is a prime.

Together with 51648299, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 51648301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51648901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25824150 + 25824151.

It is an arithmetic number, because the mean of its divisors is an integer number (25824151).

Almost surely, 2^51648301 is an apocalyptic number.

It is an amenable number.

51648301 is a deficient number, since it is larger than the sum of its proper divisors (1).

51648301 is an equidigital number, since it uses as much as digits as its factorization.

51648301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 51648301 is about 7186.6752396362. The cubic root of 51648301 is about 372.4077239414.

The spelling of 51648301 in words is "fifty-one million, six hundred forty-eight thousand, three hundred one".