11298949643 has 2 divisors, whose sum is σ = 11298949644. Its totient is φ = 11298949642.

The previous prime is 11298949633. The next prime is 11298949661. The reversal of 11298949643 is 34694989211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11298949643 - 2¹⁴ = 11298933259 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11298949633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5649474821 + 5649474822.

It is an arithmetic number, because the mean of its divisors is an integer number (5649474822).

Almost surely, 2^11298949643 is an apocalyptic number.

11298949643 is a deficient number, since it is larger than the sum of its proper divisors (1).

11298949643 is an equidigital number, since it uses as much as digits as its factorization.

11298949643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 56.

The spelling of 11298949643 in words is "eleven billion, two hundred ninety-eight million, nine hundred forty-nine thousand, six hundred forty-three".