11663461741 has 4 divisors (see below), whose sum is σ = 11666698912. Its totient is φ = 11660224572.

The previous prime is 11663461727. The next prime is 11663461763. The reversal of 11663461741 is 14716436611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14716436611 = 59 ⋅249431129.

It is a cyclic number.

It is not a de Polignac number, because 11663461741 - 2⁷ = 11663461613 is a prime.

It is a super-3 number, since 3×11663461741³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11663461694 and 11663461703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11663461721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1613175 + ... + 1620388.

It is an arithmetic number, because the mean of its divisors is an integer number (2916674728).

Almost surely, 2^11663461741 is an apocalyptic number.

It is an amenable number.

11663461741 is a deficient number, since it is larger than the sum of its proper divisors (3237171).

11663461741 is an equidigital number, since it uses as much as digits as its factorization.

11663461741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3237170.

The product of its digits is 72576, while the sum is 40.

The spelling of 11663461741 in words is "eleven billion, six hundred sixty-three million, four hundred sixty-one thousand, seven hundred forty-one".