53217023 has 2 divisors, whose sum is σ = 53217024. Its totient is φ = 53217022.

The previous prime is 53216983. The next prime is 53217091. The reversal of 53217023 is 32071235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53217023 - 2⁶ = 53216959 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53217023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53217223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26608511 + 26608512.

It is an arithmetic number, because the mean of its divisors is an integer number (26608512).

Almost surely, 2^53217023 is an apocalyptic number.

53217023 is a deficient number, since it is larger than the sum of its proper divisors (1).

53217023 is an equidigital number, since it uses as much as digits as its factorization.

53217023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 53217023 is about 7294.9998629198. Note that the first 3 decimals coincide. The cubic root of 53217023 is about 376.1405818627.

Adding to 53217023 its reverse (32071235), we get a palindrome (85288258).

The spelling of 53217023 in words is "fifty-three million, two hundred seventeen thousand, twenty-three".