11351403042541 has 8 divisors (see below), whose sum is σ = 11572411961880. Its totient is φ = 11130647141952.

The previous prime is 11351403042527. The next prime is 11351403042559. The reversal of 11351403042541 is 14524030415311.

It can be written as a sum of positive squares in 4 ways, for example, as 3814126974441 + 7537276068100 = 1952979^2 + 2745410^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11351403042541 - 2²¹ = 11351400945389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11351403042497 and 11351403042506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11351403042041) 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 in 7 ways as a sum of consecutive naturals, for example, 63164086 + ... + 63343543.

It is an arithmetic number, because the mean of its divisors is an integer number (1446551495235).

Almost surely, 2^{11351403042541} is an apocalyptic number.

It is an amenable number.

11351403042541 is a deficient number, since it is larger than the sum of its proper divisors (221008919339).

11351403042541 is a wasteful number, since it uses less digits than its factorization.

11351403042541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126509375.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 11351403042541 its reverse (14524030415311), we get a palindrome (25875433457852).

The spelling of 11351403042541 in words is "eleven trillion, three hundred fifty-one billion, four hundred three million, forty-two thousand, five hundred forty-one".