11651782943 has 2 divisors, whose sum is σ = 11651782944. Its totient is φ = 11651782942.

The previous prime is 11651782937. The next prime is 11651782969. The reversal of 11651782943 is 34928715611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11651782943 - 2¹⁰ = 11651781919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11651782913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5825891471 + 5825891472.

It is an arithmetic number, because the mean of its divisors is an integer number (5825891472).

Almost surely, 2^11651782943 is an apocalyptic number.

11651782943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11651782943 is an equidigital number, since it uses as much as digits as its factorization.

11651782943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 47.

The spelling of 11651782943 in words is "eleven billion, six hundred fifty-one million, seven hundred eighty-two thousand, nine hundred forty-three".