1936656049 has 2 divisors, whose sum is σ = 1936656050. Its totient is φ = 1936656048.

The previous prime is 1936655983. The next prime is 1936656077. The reversal of 1936656049 is 9406566391.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1936616049 + 40000 = 44007^2 + 200^2 .

It is a cyclic number.

It is not a de Polignac number, because 1936656049 - 2¹⁷ = 1936524977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1936655993 and 1936656011.

It is not a weakly prime, because it can be changed into another prime (1936656089) 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, 968328024 + 968328025.

It is an arithmetic number, because the mean of its divisors is an integer number (968328025).

Almost surely, 2^1936656049 is an apocalyptic number.

It is an amenable number.

1936656049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1936656049 is an equidigital number, since it uses as much as digits as its factorization.

1936656049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The square root of 1936656049 is about 44007.4544708053. The cubic root of 1936656049 is about 1246.4767022154.

The spelling of 1936656049 in words is "one billion, nine hundred thirty-six million, six hundred fifty-six thousand, forty-nine".