1940452211 has 2 divisors, whose sum is σ = 1940452212. Its totient is φ = 1940452210.

The previous prime is 1940452207. The next prime is 1940452219. The reversal of 1940452211 is 1122540491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1940452211 - 2² = 1940452207 is a prime.

It is not a weakly prime, because it can be changed into another prime (1940452219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970226105 + 970226106.

It is an arithmetic number, because the mean of its divisors is an integer number (970226106).

Almost surely, 2^1940452211 is an apocalyptic number.

1940452211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1940452211 is an equidigital number, since it uses as much as digits as its factorization.

1940452211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1940452211 is about 44050.5642529128. The cubic root of 1940452211 is about 1247.2906032585.

The spelling of 1940452211 in words is "one billion, nine hundred forty million, four hundred fifty-two thousand, two hundred eleven".