1964069827 has 2 divisors, whose sum is σ = 1964069828. Its totient is φ = 1964069826.

The previous prime is 1964069791. The next prime is 1964069831. The reversal of 1964069827 is 7289604691.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1964069827 - 2²³ = 1955681219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1964039827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 982034913 + 982034914.

It is an arithmetic number, because the mean of its divisors is an integer number (982034914).

Almost surely, 2^1964069827 is an apocalyptic number.

1964069827 is a deficient number, since it is larger than the sum of its proper divisors (1).

1964069827 is an equidigital number, since it uses as much as digits as its factorization.

1964069827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The square root of 1964069827 is about 44317.8274174175. The cubic root of 1964069827 is about 1252.3305485610.

The spelling of 1964069827 in words is "one billion, nine hundred sixty-four million, sixty-nine thousand, eight hundred twenty-seven".