1996119637 has 2 divisors, whose sum is σ = 1996119638. Its totient is φ = 1996119636.

The previous prime is 1996119599. The next prime is 1996119659. The reversal of 1996119637 is 7369116991.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1336194916 + 659924721 = 36554^2 + 25689^2 .

It is an emirp because it is prime and its reverse (7369116991) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1996119637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1996149637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 998059818 + 998059819.

It is an arithmetic number, because the mean of its divisors is an integer number (998059819).

Almost surely, 2^1996119637 is an apocalyptic number.

It is an amenable number.

1996119637 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996119637 is an equidigital number, since it uses as much as digits as its factorization.

1996119637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 551124, while the sum is 52.

The square root of 1996119637 is about 44677.9547092299. The cubic root of 1996119637 is about 1259.1056971857.

The spelling of 1996119637 in words is "one billion, nine hundred ninety-six million, one hundred nineteen thousand, six hundred thirty-seven".