1190771653 has 2 divisors, whose sum is σ = 1190771654. Its totient is φ = 1190771652.

The previous prime is 1190771599. The next prime is 1190771657. The reversal of 1190771653 is 3561770911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1138252644 + 52519009 = 33738^2 + 7247^2 .

It is an emirp because it is prime and its reverse (3561770911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1190771653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1190771657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 595385826 + 595385827.

It is an arithmetic number, because the mean of its divisors is an integer number (595385827).

Almost surely, 2^1190771653 is an apocalyptic number.

It is an amenable number.

1190771653 is a deficient number, since it is larger than the sum of its proper divisors (1).

1190771653 is an equidigital number, since it uses as much as digits as its factorization.

1190771653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39690, while the sum is 40.

The square root of 1190771653 is about 34507.5593602329. The cubic root of 1190771653 is about 1059.9275057221.

The spelling of 1190771653 in words is "one billion, one hundred ninety million, seven hundred seventy-one thousand, six hundred fifty-three".