11413516621 has 8 divisors (see below), whose sum is σ = 12292557984. Its totient is φ = 10534629360.

The previous prime is 11413516603. The next prime is 11413516649. The reversal of 11413516621 is 12661531411.

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 11413516621 - 2⁵ = 11413516589 is a prime.

It is a Duffinian number.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11413516601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149226 + ... + 212356.

It is an arithmetic number, because the mean of its divisors is an integer number (1536569748).

Almost surely, 2^11413516621 is an apocalyptic number.

It is an amenable number.

11413516621 is a deficient number, since it is larger than the sum of its proper divisors (879041363).

11413516621 is a wasteful number, since it uses less digits than its factorization.

11413516621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77051.

The product of its digits is 4320, while the sum is 31.

The spelling of 11413516621 in words is "eleven billion, four hundred thirteen million, five hundred sixteen thousand, six hundred twenty-one".