90753769061 has 2 divisors, whose sum is σ = 90753769062. Its totient is φ = 90753769060.

The previous prime is 90753769027. The next prime is 90753769091. The reversal of 90753769061 is 16096735709.

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., 82811572900 + 7942196161 = 287770^2 + 89119^2 .

It is a cyclic number.

It is not a de Polignac number, because 90753769061 - 2⁶ = 90753768997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 90753768994 and 90753769012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90753769091) 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, 45376884530 + 45376884531.

It is an arithmetic number, because the mean of its divisors is an integer number (45376884531).

Almost surely, 2^90753769061 is an apocalyptic number.

It is an amenable number.

90753769061 is a deficient number, since it is larger than the sum of its proper divisors (1).

90753769061 is an equidigital number, since it uses as much as digits as its factorization.

90753769061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2143260, while the sum is 53.

The spelling of 90753769061 in words is "ninety billion, seven hundred fifty-three million, seven hundred sixty-nine thousand, sixty-one".