50172653 has 2 divisors, whose sum is σ = 50172654. Its totient is φ = 50172652.

The previous prime is 50172631. The next prime is 50172667. The reversal of 50172653 is 35627105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37908649 + 12264004 = 6157^2 + 3502^2 .

It is a cyclic number.

It is not a de Polignac number, because 50172653 - 2¹⁰ = 50171629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50172623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25086326 + 25086327.

It is an arithmetic number, because the mean of its divisors is an integer number (25086327).

Almost surely, 2^50172653 is an apocalyptic number.

It is an amenable number.

50172653 is a deficient number, since it is larger than the sum of its proper divisors (1).

50172653 is an equidigital number, since it uses as much as digits as its factorization.

50172653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 50172653 is about 7083.2657016379. The cubic root of 50172653 is about 368.8267021139.

Adding to 50172653 its reverse (35627105), we get a palindrome (85799758).

The spelling of 50172653 in words is "fifty million, one hundred seventy-two thousand, six hundred fifty-three".