1940967733 has 2 divisors, whose sum is σ = 1940967734. Its totient is φ = 1940967732.

The previous prime is 1940967713. The next prime is 1940967739. The reversal of 1940967733 is 3377690491.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1909864804 + 31102929 = 43702^2 + 5577^2 .

It is a cyclic number.

It is not a de Polignac number, because 1940967733 - 2¹³ = 1940959541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1940967739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970483866 + 970483867.

It is an arithmetic number, because the mean of its divisors is an integer number (970483867).

Almost surely, 2^1940967733 is an apocalyptic number.

It is an amenable number.

1940967733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1940967733 is an equidigital number, since it uses as much as digits as its factorization.

1940967733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 857304, while the sum is 49.

The square root of 1940967733 is about 44056.4153444195. The cubic root of 1940967733 is about 1247.4010498180.

The spelling of 1940967733 in words is "one billion, nine hundred forty million, nine hundred sixty-seven thousand, seven hundred thirty-three".