51847153 has 2 divisors, whose sum is σ = 51847154. Its totient is φ = 51847152.

The previous prime is 51847151. The next prime is 51847177. The reversal of 51847153 is 35174815.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45252529 + 6594624 = 6727^2 + 2568^2 .

It is a cyclic number.

It is not a de Polignac number, because 51847153 - 2¹ = 51847151 is a prime.

Together with 51847151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (51847151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25923576 + 25923577.

It is an arithmetic number, because the mean of its divisors is an integer number (25923577).

Almost surely, 2^51847153 is an apocalyptic number.

It is an amenable number.

51847153 is a deficient number, since it is larger than the sum of its proper divisors (1).

51847153 is an equidigital number, since it uses as much as digits as its factorization.

51847153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 51847153 is about 7200.4967189771. The cubic root of 51847153 is about 372.8850496434.

The spelling of 51847153 in words is "fifty-one million, eight hundred forty-seven thousand, one hundred fifty-three".