51108383 has 2 divisors, whose sum is σ = 51108384. Its totient is φ = 51108382.

The previous prime is 51108373. The next prime is 51108401. The reversal of 51108383 is 38380115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51108383 - 2⁶ = 51108319 is a prime.

It is a super-2 number, since 2×51108383² = 5224133625749378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51108313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25554191 + 25554192.

It is an arithmetic number, because the mean of its divisors is an integer number (25554192).

Almost surely, 2^51108383 is an apocalyptic number.

51108383 is a deficient number, since it is larger than the sum of its proper divisors (1).

51108383 is an equidigital number, since it uses as much as digits as its factorization.

51108383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 51108383 is about 7149.0127290417. The cubic root of 51108383 is about 371.1054908857.

Adding to 51108383 its reverse (38380115), we get a palindrome (89488498).

The spelling of 51108383 in words is "fifty-one million, one hundred eight thousand, three hundred eighty-three".