11411255414021 has 4 divisors (see below), whose sum is σ = 11689578716844. Its totient is φ = 11132932111200.

The previous prime is 11411255413993. The next prime is 11411255414057. The reversal of 11411255414021 is 12041455211411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1258199673025 + 10153055740996 = 1121695^2 + 3186386^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11411255414021 is a prime.

It is a super-4 number, since 4×11411255414021⁴ (a number of 53 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11411255414071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139161651350 + ... + 139161651431.

It is an arithmetic number, because the mean of its divisors is an integer number (2922394679211).

Almost surely, 2^{11411255414021} is an apocalyptic number.

It is an amenable number.

11411255414021 is a deficient number, since it is larger than the sum of its proper divisors (278323302823).

11411255414021 is an equidigital number, since it uses as much as digits as its factorization.

11411255414021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278323302822.

The product of its (nonzero) digits is 6400, while the sum is 32.

The spelling of 11411255414021 in words is "eleven trillion, four hundred eleven billion, two hundred fifty-five million, four hundred fourteen thousand, twenty-one".