51632983 has 2 divisors, whose sum is σ = 51632984. Its totient is φ = 51632982.

The previous prime is 51632969. The next prime is 51633007. The reversal of 51632983 is 38923615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51632983 - 2¹³ = 51624791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51632923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25816491 + 25816492.

It is an arithmetic number, because the mean of its divisors is an integer number (25816492).

Almost surely, 2^51632983 is an apocalyptic number.

51632983 is a deficient number, since it is larger than the sum of its proper divisors (1).

51632983 is an equidigital number, since it uses as much as digits as its factorization.

51632983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 51632983 is about 7185.6094383149. The cubic root of 51632983 is about 372.3709037204.

The spelling of 51632983 in words is "fifty-one million, six hundred thirty-two thousand, nine hundred eighty-three".