11449160621 has 2 divisors, whose sum is σ = 11449160622. Its totient is φ = 11449160620.

The previous prime is 11449160609. The next prime is 11449160659. The reversal of 11449160621 is 12606194411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8871567721 + 2577592900 = 94189^2 + 50770^2 .

It is a cyclic number.

It is not a de Polignac number, because 11449160621 - 2¹⁰ = 11449159597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11449165621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5724580310 + 5724580311.

It is an arithmetic number, because the mean of its divisors is an integer number (5724580311).

Almost surely, 2^11449160621 is an apocalyptic number.

It is an amenable number.

11449160621 is a deficient number, since it is larger than the sum of its proper divisors (1).

11449160621 is an equidigital number, since it uses as much as digits as its factorization.

11449160621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 11449160621 in words is "eleven billion, four hundred forty-nine million, one hundred sixty thousand, six hundred twenty-one".