1973532719 has 2 divisors, whose sum is σ = 1973532720. Its totient is φ = 1973532718.

The previous prime is 1973532707. The next prime is 1973532721. The reversal of 1973532719 is 9172353791.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1973532719 is a prime.

It is a super-2 number, since 2×1973532719² = 7789662785927065922, which contains 22 as substring.

Together with 1973532721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1973532919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986766359 + 986766360.

It is an arithmetic number, because the mean of its divisors is an integer number (986766360).

Almost surely, 2^1973532719 is an apocalyptic number.

1973532719 is a deficient number, since it is larger than the sum of its proper divisors (1).

1973532719 is an equidigital number, since it uses as much as digits as its factorization.

1973532719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 357210, while the sum is 47.

The square root of 1973532719 is about 44424.4608183375. The cubic root of 1973532719 is about 1254.3385707411.

The spelling of 1973532719 in words is "one billion, nine hundred seventy-three million, five hundred thirty-two thousand, seven hundred nineteen".