51883399 has 2 divisors, whose sum is σ = 51883400. Its totient is φ = 51883398.

The previous prime is 51883379. The next prime is 51883411. The reversal of 51883399 is 99338815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51883399 - 2²³ = 43494791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51883369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25941699 + 25941700.

It is an arithmetic number, because the mean of its divisors is an integer number (25941700).

Almost surely, 2^51883399 is an apocalyptic number.

51883399 is a deficient number, since it is larger than the sum of its proper divisors (1).

51883399 is an equidigital number, since it uses as much as digits as its factorization.

51883399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 46.

The square root of 51883399 is about 7203.0131889370. The cubic root of 51883399 is about 372.9719232221.

The spelling of 51883399 in words is "fifty-one million, eight hundred eighty-three thousand, three hundred ninety-nine".