96778013 has 2 divisors, whose sum is σ = 96778014. Its totient is φ = 96778012.

The previous prime is 96777971. The next prime is 96778027. The reversal of 96778013 is 31087769.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76510009 + 20268004 = 8747^2 + 4502^2 .

It is a cyclic number.

It is not a de Polignac number, because 96778013 - 2¹⁰ = 96776989 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96778613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48389006 + 48389007.

It is an arithmetic number, because the mean of its divisors is an integer number (48389007).

Almost surely, 2^96778013 is an apocalyptic number.

It is an amenable number.

96778013 is a deficient number, since it is larger than the sum of its proper divisors (1).

96778013 is an equidigital number, since it uses as much as digits as its factorization.

96778013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 96778013 is about 9837.5816642100. The cubic root of 96778013 is about 459.1193184548.

The spelling of 96778013 in words is "ninety-six million, seven hundred seventy-eight thousand, thirteen".