1172940383 has 2 divisors, whose sum is σ = 1172940384. Its totient is φ = 1172940382.

The previous prime is 1172940343. The next prime is 1172940443. The reversal of 1172940383 is 3830492711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1172940383 - 2¹⁰ = 1172939359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1172940343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586470191 + 586470192.

It is an arithmetic number, because the mean of its divisors is an integer number (586470192).

Almost surely, 2^1172940383 is an apocalyptic number.

1172940383 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172940383 is an equidigital number, since it uses as much as digits as its factorization.

1172940383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1172940383 is about 34248.2172236746. The cubic root of 1172940383 is about 1054.6102295484.

The spelling of 1172940383 in words is "one billion, one hundred seventy-two million, nine hundred forty thousand, three hundred eighty-three".