51625283 has 2 divisors, whose sum is σ = 51625284. Its totient is φ = 51625282.

The previous prime is 51625237. The next prime is 51625289. The reversal of 51625283 is 38252615.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51625283 is a prime.

It is not a weakly prime, because it can be changed into another prime (51625289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25812641 + 25812642.

It is an arithmetic number, because the mean of its divisors is an integer number (25812642).

Almost surely, 2^51625283 is an apocalyptic number.

51625283 is a deficient number, since it is larger than the sum of its proper divisors (1).

51625283 is an equidigital number, since it uses as much as digits as its factorization.

51625283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

The square root of 51625283 is about 7185.0736252317. The cubic root of 51625283 is about 372.3523923069.

Adding to 51625283 its reverse (38252615), we get a palindrome (89877898).

The spelling of 51625283 in words is "fifty-one million, six hundred twenty-five thousand, two hundred eighty-three".