1111240466541 has 6 divisors (see below), whose sum is σ = 1605125118350. Its totient is φ = 740826977688.

The previous prime is 1111240466473. The next prime is 1111240466563. The reversal of 1111240466541 is 1456640421111.

1111240466541 is a `hidden beast` number, since 1 + 1 + 1 + 12 + 40 + 4 + 66 + 541 = 666.

It can be written as a sum of positive squares in only one way, i.e., 623079737316 + 488160729225 = 789354^2 + 698685^2 .

It is not a de Polignac number, because 1111240466541 - 2²⁶ = 1111173357677 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111240466496 and 1111240466505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111240466741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61735581466 + ... + 61735581483.

Almost surely, 2^{1111240466541} is an apocalyptic number.

It is an amenable number.

1111240466541 is a deficient number, since it is larger than the sum of its proper divisors (493884651809).

1111240466541 is a wasteful number, since it uses less digits than its factorization.

1111240466541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123471162955 (or 123471162952 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

Adding to 1111240466541 its reverse (1456640421111), we get a palindrome (2567880887652).

The spelling of 1111240466541 in words is "one trillion, one hundred eleven billion, two hundred forty million, four hundred sixty-six thousand, five hundred forty-one".