996772613 has 2 divisors, whose sum is σ = 996772614. Its totient is φ = 996772612.

The previous prime is 996772603. The next prime is 996772631. The reversal of 996772613 is 316277699.

996772613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (996772631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 776012449 + 220760164 = 27857^2 + 14858^2 .

It is a cyclic number.

It is not a de Polignac number, because 996772613 - 2²² = 992578309 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 (996772603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498386306 + 498386307.

It is an arithmetic number, because the mean of its divisors is an integer number (498386307).

Almost surely, 2^996772613 is an apocalyptic number.

It is an amenable number.

996772613 is a deficient number, since it is larger than the sum of its proper divisors (1).

996772613 is an equidigital number, since it uses as much as digits as its factorization.

996772613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857304, while the sum is 50.

The square root of 996772613 is about 31571.7058930936. The cubic root of 996772613 is about 998.9230449174.

The spelling of 996772613 in words is "nine hundred ninety-six million, seven hundred seventy-two thousand, six hundred thirteen".