51957383 has 2 divisors, whose sum is σ = 51957384. Its totient is φ = 51957382.

The previous prime is 51957359. The next prime is 51957403. The reversal of 51957383 is 38375915.

It is a happy number.

51957383 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 not a de Polignac number, because 51957383 - 2⁶ = 51957319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51957383.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51953383) 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, 25978691 + 25978692.

It is an arithmetic number, because the mean of its divisors is an integer number (25978692).

Almost surely, 2^51957383 is an apocalyptic number.

51957383 is a deficient number, since it is larger than the sum of its proper divisors (1).

51957383 is an equidigital number, since it uses as much as digits as its factorization.

51957383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113400, while the sum is 41.

The square root of 51957383 is about 7208.1469879574. The cubic root of 51957383 is about 373.1491208721.

The spelling of 51957383 in words is "fifty-one million, nine hundred fifty-seven thousand, three hundred eighty-three".