53250521243 has 2 divisors, whose sum is σ = 53250521244. Its totient is φ = 53250521242.

The previous prime is 53250521227. The next prime is 53250521279. The reversal of 53250521243 is 34212505235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53250521243 - 2⁴ = 53250521227 is a prime.

It is not a weakly prime, because it can be changed into another prime (53250521543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26625260621 + 26625260622.

It is an arithmetic number, because the mean of its divisors is an integer number (26625260622).

Almost surely, 2^53250521243 is an apocalyptic number.

53250521243 is a deficient number, since it is larger than the sum of its proper divisors (1).

53250521243 is an equidigital number, since it uses as much as digits as its factorization.

53250521243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 53250521243 in words is "fifty-three billion, two hundred fifty million, five hundred twenty-one thousand, two hundred forty-three".