1940022023 has 2 divisors, whose sum is σ = 1940022024. Its totient is φ = 1940022022.

The previous prime is 1940021983. The next prime is 1940022053. The reversal of 1940022023 is 3202200491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1940022023 - 2⁶ = 1940021959 is a prime.

It is a super-3 number, since 3×1940022023³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1940022023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1940022053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970011011 + 970011012.

It is an arithmetic number, because the mean of its divisors is an integer number (970011012).

Almost surely, 2^1940022023 is an apocalyptic number.

1940022023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1940022023 is an equidigital number, since it uses as much as digits as its factorization.

1940022023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1940022023 is about 44045.6810936101. The cubic root of 1940022023 is about 1247.1984238679.

The spelling of 1940022023 in words is "one billion, nine hundred forty million, twenty-two thousand, twenty-three".