51433379 has 2 divisors, whose sum is σ = 51433380. Its totient is φ = 51433378.

The previous prime is 51433363. The next prime is 51433423. The reversal of 51433379 is 97333415.

51433379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51433379 - 2⁴ = 51433363 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (51433339) 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, 25716689 + 25716690.

It is an arithmetic number, because the mean of its divisors is an integer number (25716690).

Almost surely, 2^51433379 is an apocalyptic number.

51433379 is a deficient number, since it is larger than the sum of its proper divisors (1).

51433379 is an equidigital number, since it uses as much as digits as its factorization.

51433379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34020, while the sum is 35.

The square root of 51433379 is about 7171.7068400765. The cubic root of 51433379 is about 371.8904439976.

The spelling of 51433379 in words is "fifty-one million, four hundred thirty-three thousand, three hundred seventy-nine".