11746043389 has 2 divisors, whose sum is σ = 11746043390. Its totient is φ = 11746043388.

The previous prime is 11746043377. The next prime is 11746043411. The reversal of 11746043389 is 98334064711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10392171364 + 1353872025 = 101942^2 + 36795^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11746043389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11746043339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5873021694 + 5873021695.

It is an arithmetic number, because the mean of its divisors is an integer number (5873021695).

Almost surely, 2^11746043389 is an apocalyptic number.

It is an amenable number.

11746043389 is a deficient number, since it is larger than the sum of its proper divisors (1).

11746043389 is an equidigital number, since it uses as much as digits as its factorization.

11746043389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 11746043389 in words is "eleven billion, seven hundred forty-six million, forty-three thousand, three hundred eighty-nine".