2155533411041 has 2 divisors, whose sum is σ = 2155533411042. Its totient is φ = 2155533411040.

The previous prime is 2155533411037. The next prime is 2155533411079. The reversal of 2155533411041 is 1401143355512.

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., 2142405980416 + 13127430625 = 1463696^2 + 114575^2 .

It is a cyclic number.

It is not a de Polignac number, because 2155533411041 - 2² = 2155533411037 is a prime.

It is a super-2 number, since 2×2155533411041² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2155533410992 and 2155533411010.

It is not a weakly prime, because it can be changed into another prime (2155533413041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077766705520 + 1077766705521.

It is an arithmetic number, because the mean of its divisors is an integer number (1077766705521).

Almost surely, 2^{2155533411041} is an apocalyptic number.

It is an amenable number.

2155533411041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2155533411041 is an equidigital number, since it uses as much as digits as its factorization.

2155533411041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 2155533411041 its reverse (1401143355512), we get a palindrome (3556676766553).

The spelling of 2155533411041 in words is "two trillion, one hundred fifty-five billion, five hundred thirty-three million, four hundred eleven thousand, forty-one".