996818929 has 2 divisors, whose sum is σ = 996818930. Its totient is φ = 996818928.

The previous prime is 996818899. The next prime is 996818939. The reversal of 996818929 is 929818699.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 627602704 + 369216225 = 25052^2 + 19215^2 .

It is a cyclic number.

It is not a de Polignac number, because 996818929 - 2¹⁹ = 996294641 is a prime.

It is not a weakly prime, because it can be changed into another prime (996818939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498409464 + 498409465.

It is an arithmetic number, because the mean of its divisors is an integer number (498409465).

Almost surely, 2^996818929 is an apocalyptic number.

It is an amenable number.

996818929 is a deficient number, since it is larger than the sum of its proper divisors (1).

996818929 is an equidigital number, since it uses as much as digits as its factorization.

996818929 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5038848, while the sum is 61.

The square root of 996818929 is about 31572.4393894422. The cubic root of 996818929 is about 998.9385166518.

The spelling of 996818929 in words is "nine hundred ninety-six million, eight hundred eighteen thousand, nine hundred twenty-nine".