65763091 has 2 divisors, whose sum is σ = 65763092. Its totient is φ = 65763090.

The previous prime is 65763083. The next prime is 65763101. The reversal of 65763091 is 19036756.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65763091 - 2³ = 65763083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65763091.

It is not a weakly prime, because it can be changed into another prime (65763031) 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, 32881545 + 32881546.

It is an arithmetic number, because the mean of its divisors is an integer number (32881546).

Almost surely, 2^65763091 is an apocalyptic number.

65763091 is a deficient number, since it is larger than the sum of its proper divisors (1).

65763091 is an equidigital number, since it uses as much as digits as its factorization.

65763091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 65763091 is about 8109.4445555784. Note that the first 3 decimals coincide. The cubic root of 65763091 is about 403.6398838965.

It can be divided in two parts, 657630 and 91, that added together give a square (657721 = 811²).

The spelling of 65763091 in words is "sixty-five million, seven hundred sixty-three thousand, ninety-one".