11203150549 has 2 divisors, whose sum is σ = 11203150550. Its totient is φ = 11203150548.

The previous prime is 11203150499. The next prime is 11203150559. The reversal of 11203150549 is 94505130211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8096760324 + 3106390225 = 89982^2 + 55735^2 .

It is a cyclic number.

It is not a de Polignac number, because 11203150549 - 2¹⁵ = 11203117781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11203150549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11203150559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601575274 + 5601575275.

It is an arithmetic number, because the mean of its divisors is an integer number (5601575275).

Almost surely, 2^11203150549 is an apocalyptic number.

It is an amenable number.

11203150549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11203150549 is an equidigital number, since it uses as much as digits as its factorization.

11203150549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 11203150549 in words is "eleven billion, two hundred three million, one hundred fifty thousand, five hundred forty-nine".