96981779 has 2 divisors, whose sum is σ = 96981780. Its totient is φ = 96981778.

The previous prime is 96981767. The next prime is 96981809. The reversal of 96981779 is 97718969.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 96981779 - 2¹⁶ = 96916243 is a prime.

It is not a weakly prime, because it can be changed into another prime (96981739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48490889 + 48490890.

It is an arithmetic number, because the mean of its divisors is an integer number (48490890).

Almost surely, 2^96981779 is an apocalyptic number.

96981779 is a deficient number, since it is larger than the sum of its proper divisors (1).

96981779 is an equidigital number, since it uses as much as digits as its factorization.

96981779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 56.

The square root of 96981779 is about 9847.9327272276. The cubic root of 96981779 is about 459.4413176442.

The spelling of 96981779 in words is "ninety-six million, nine hundred eighty-one thousand, seven hundred seventy-nine".