11403031349 has 2 divisors, whose sum is σ = 11403031350. Its totient is φ = 11403031348.

The previous prime is 11403031309. The next prime is 11403031363. The reversal of 11403031349 is 94313030411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8182468849 + 3220562500 = 90457^2 + 56750^2 .

It is a cyclic number.

It is not a de Polignac number, because 11403031349 - 2²⁴ = 11386254133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11403031309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701515674 + 5701515675.

It is an arithmetic number, because the mean of its divisors is an integer number (5701515675).

Almost surely, 2^11403031349 is an apocalyptic number.

It is an amenable number.

11403031349 is a deficient number, since it is larger than the sum of its proper divisors (1).

11403031349 is an equidigital number, since it uses as much as digits as its factorization.

11403031349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 11403031349 in words is "eleven billion, four hundred three million, thirty-one thousand, three hundred forty-nine".