51396299 has 2 divisors, whose sum is σ = 51396300. Its totient is φ = 51396298.

The previous prime is 51396269. The next prime is 51396313. The reversal of 51396299 is 99269315.

51396299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51396299 is a prime.

It is not a weakly prime, because it can be changed into another prime (51396229) 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 as a sum of consecutive naturals, namely, 25698149 + 25698150.

It is an arithmetic number, because the mean of its divisors is an integer number (25698150).

Almost surely, 2^51396299 is an apocalyptic number.

51396299 is a deficient number, since it is larger than the sum of its proper divisors (1).

51396299 is an equidigital number, since it uses as much as digits as its factorization.

51396299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 131220, while the sum is 44.

The square root of 51396299 is about 7169.1212153234. The cubic root of 51396299 is about 371.8010531969.

The spelling of 51396299 in words is "fifty-one million, three hundred ninety-six thousand, two hundred ninety-nine".