1940452207 has 2 divisors, whose sum is σ = 1940452208. Its totient is φ = 1940452206.

The previous prime is 1940452139. The next prime is 1940452211. The reversal of 1940452207 is 7022540491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1940452207 - 2²³ = 1932063599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1940452277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970226103 + 970226104.

It is an arithmetic number, because the mean of its divisors is an integer number (970226104).

Almost surely, 2^1940452207 is an apocalyptic number.

1940452207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1940452207 is an equidigital number, since it uses as much as digits as its factorization.

1940452207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1940452207 is about 44050.5642075104. The cubic root of 1940452207 is about 1247.2906024014.

Adding to 1940452207 its reverse (7022540491), we get a palindrome (8962992698).

The spelling of 1940452207 in words is "one billion, nine hundred forty million, four hundred fifty-two thousand, two hundred seven".