155144401230113 has 2 divisors, whose sum is σ = 155144401230114. Its totient is φ = 155144401230112.

The previous prime is 155144401230083. The next prime is 155144401230199. The reversal of 155144401230113 is 311032104441551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 129785592953104 + 25358808277009 = 11392348^2 + 5035753^2 .

It is a cyclic number.

It is not a de Polignac number, because 155144401230113 - 2²² = 155144397035809 is a prime.

It is not a weakly prime, because it can be changed into another prime (155144401232113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77572200615056 + 77572200615057.

It is an arithmetic number, because the mean of its divisors is an integer number (77572200615057).

Almost surely, 2^{155144401230113} is an apocalyptic number.

It is an amenable number.

155144401230113 is a deficient number, since it is larger than the sum of its proper divisors (1).

155144401230113 is an equidigital number, since it uses as much as digits as its factorization.

155144401230113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 155144401230113 its reverse (311032104441551), we get a palindrome (466176505671664).

The spelling of 155144401230113 in words is "one hundred fifty-five trillion, one hundred forty-four billion, four hundred one million, two hundred thirty thousand, one hundred thirteen".