11140311449 has 2 divisors, whose sum is σ = 11140311450. Its totient is φ = 11140311448.

The previous prime is 11140311437. The next prime is 11140311491. The reversal of 11140311449 is 94411304111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10788561424 + 351750025 = 103868^2 + 18755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11140311449 is a prime.

It is not a weakly prime, because it can be changed into another prime (11140211449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570155724 + 5570155725.

It is an arithmetic number, because the mean of its divisors is an integer number (5570155725).

Almost surely, 2^11140311449 is an apocalyptic number.

It is an amenable number.

11140311449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11140311449 is an equidigital number, since it uses as much as digits as its factorization.

11140311449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 11140311449 in words is "eleven billion, one hundred forty million, three hundred eleven thousand, four hundred forty-nine".