253453215011 has 2 divisors, whose sum is σ = 253453215012. Its totient is φ = 253453215010.

The previous prime is 253453214983. The next prime is 253453215109. The reversal of 253453215011 is 110512354352.

253453215011 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 a de Polignac number, because none of the positive numbers 2^k-253453215011 is a prime.

It is not a weakly prime, because it can be changed into another prime (253453215311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126726607505 + 126726607506.

It is an arithmetic number, because the mean of its divisors is an integer number (126726607506).

Almost surely, 2^253453215011 is an apocalyptic number.

253453215011 is a deficient number, since it is larger than the sum of its proper divisors (1).

253453215011 is an equidigital number, since it uses as much as digits as its factorization.

253453215011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 253453215011 its reverse (110512354352), we get a palindrome (363965569363).

The spelling of 253453215011 in words is "two hundred fifty-three billion, four hundred fifty-three million, two hundred fifteen thousand, eleven".