11010156449 has 2 divisors, whose sum is σ = 11010156450. Its totient is φ = 11010156448.

The previous prime is 11010156433. The next prime is 11010156467. The reversal of 11010156449 is 94465101011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10840974400 + 169182049 = 104120^2 + 13007^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010156449 - 2⁴ = 11010156433 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010156749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505078224 + 5505078225.

It is an arithmetic number, because the mean of its divisors is an integer number (5505078225).

Almost surely, 2^11010156449 is an apocalyptic number.

It is an amenable number.

11010156449 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010156449 is an equidigital number, since it uses as much as digits as its factorization.

11010156449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 32.

The spelling of 11010156449 in words is "eleven billion, ten million, one hundred fifty-six thousand, four hundred forty-nine".