50453729 has 2 divisors, whose sum is σ = 50453730. Its totient is φ = 50453728.

The previous prime is 50453723. The next prime is 50453839. The reversal of 50453729 is 92735405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31618129 + 18835600 = 5623^2 + 4340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50453729 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50453723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25226864 + 25226865.

It is an arithmetic number, because the mean of its divisors is an integer number (25226865).

Almost surely, 2^50453729 is an apocalyptic number.

It is an amenable number.

50453729 is a deficient number, since it is larger than the sum of its proper divisors (1).

50453729 is an equidigital number, since it uses as much as digits as its factorization.

50453729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 50453729 is about 7103.0788394893. The cubic root of 50453729 is about 369.5141639005.

The spelling of 50453729 in words is "fifty million, four hundred fifty-three thousand, seven hundred twenty-nine".