10161779 has 2 divisors, whose sum is σ = 10161780. Its totient is φ = 10161778.

The previous prime is 10161763. The next prime is 10161793. The reversal of 10161779 is 97716101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10161779 - 2⁴ = 10161763 is a prime.

It is not a weakly prime, because it can be changed into another prime (10161709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080889 + 5080890.

It is an arithmetic number, because the mean of its divisors is an integer number (5080890).

Almost surely, 2^10161779 is an apocalyptic number.

10161779 is a deficient number, since it is larger than the sum of its proper divisors (1).

10161779 is an equidigital number, since it uses as much as digits as its factorization.

10161779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2646, while the sum is 32.

The square root of 10161779 is about 3187.7545388565. The cubic root of 10161779 is about 216.5990671427.

The spelling of 10161779 in words is "ten million, one hundred sixty-one thousand, seven hundred seventy-nine".