153438041848081 has 2 divisors, whose sum is σ = 153438041848082. Its totient is φ = 153438041848080.

The previous prime is 153438041848019. The next prime is 153438041848097. The reversal of 153438041848081 is 180848140834351.

153438041848081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98899226046481 + 54538815801600 = 9944809^2 + 7385040^2 .

It is an emirp because it is prime and its reverse (180848140834351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 153438041848081 - 2³⁹ = 152888286034193 is a prime.

It is a super-2 number, since 2×153438041848081² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (153438041846081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76719020924040 + 76719020924041.

It is an arithmetic number, because the mean of its divisors is an integer number (76719020924041).

Almost surely, 2^{153438041848081} is an apocalyptic number.

It is an amenable number.

153438041848081 is a deficient number, since it is larger than the sum of its proper divisors (1).

153438041848081 is an equidigital number, since it uses as much as digits as its factorization.

153438041848081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11796480, while the sum is 58.

The spelling of 153438041848081 in words is "one hundred fifty-three trillion, four hundred thirty-eight billion, forty-one million, eight hundred forty-eight thousand, eighty-one".