1355455124189 has 2 divisors, whose sum is σ = 1355455124190. Its totient is φ = 1355455124188.

The previous prime is 1355455124159. The next prime is 1355455124269. The reversal of 1355455124189 is 9814215545531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1182634500100 + 172820624089 = 1087490^2 + 415717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1355455124189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1355455124189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355455124119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677727562094 + 677727562095.

It is an arithmetic number, because the mean of its divisors is an integer number (677727562095).

Almost surely, 2^{1355455124189} is an apocalyptic number.

It is an amenable number.

1355455124189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355455124189 is an equidigital number, since it uses as much as digits as its factorization.

1355455124189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320000, while the sum is 53.

The spelling of 1355455124189 in words is "one trillion, three hundred fifty-five billion, four hundred fifty-five million, one hundred twenty-four thousand, one hundred eighty-nine".