51602329 has 2 divisors, whose sum is σ = 51602330. Its totient is φ = 51602328.

The previous prime is 51602323. The next prime is 51602333. The reversal of 51602329 is 92320615.

51602329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28302400 + 23299929 = 5320^2 + 4827^2 .

It is a cyclic number.

It is not a de Polignac number, because 51602329 - 2⁵ = 51602297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51602297 and 51602306.

It is not a weakly prime, because it can be changed into another prime (51602323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25801164 + 25801165.

It is an arithmetic number, because the mean of its divisors is an integer number (25801165).

Almost surely, 2^51602329 is an apocalyptic number.

It is an amenable number.

51602329 is a deficient number, since it is larger than the sum of its proper divisors (1).

51602329 is an equidigital number, since it uses as much as digits as its factorization.

51602329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 51602329 is about 7183.4761084032. The cubic root of 51602329 is about 372.2971981373.

The spelling of 51602329 in words is "fifty-one million, six hundred two thousand, three hundred twenty-nine".