11249403049 has 2 divisors, whose sum is σ = 11249403050. Its totient is φ = 11249403048.

The previous prime is 11249403029. The next prime is 11249403157. The reversal of 11249403049 is 94030494211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6321363049 + 4928040000 = 79507^2 + 70200^2 .

It is a cyclic number.

It is not a de Polignac number, because 11249403049 - 2¹³ = 11249394857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11249402999 and 11249403017.

It is not a weakly prime, because it can be changed into another prime (11249403029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5624701524 + 5624701525.

It is an arithmetic number, because the mean of its divisors is an integer number (5624701525).

Almost surely, 2^11249403049 is an apocalyptic number.

It is an amenable number.

11249403049 is a deficient number, since it is larger than the sum of its proper divisors (1).

11249403049 is an equidigital number, since it uses as much as digits as its factorization.

11249403049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 37.

The spelling of 11249403049 in words is "eleven billion, two hundred forty-nine million, four hundred three thousand, forty-nine".