996148189 has 2 divisors, whose sum is σ = 996148190. Its totient is φ = 996148188.

The previous prime is 996148187. The next prime is 996148199. The reversal of 996148189 is 981841699.

996148189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 659719225 + 336428964 = 25685^2 + 18342^2 .

It is a cyclic number.

It is not a de Polignac number, because 996148189 - 2¹ = 996148187 is a prime.

It is a super-2 number, since 2×996148189² = 1984622428895959442, which contains 22 as substring.

Together with 996148187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (996148183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498074094 + 498074095.

It is an arithmetic number, because the mean of its divisors is an integer number (498074095).

Almost surely, 2^996148189 is an apocalyptic number.

It is an amenable number.

996148189 is a deficient number, since it is larger than the sum of its proper divisors (1).

996148189 is an equidigital number, since it uses as much as digits as its factorization.

996148189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1119744, while the sum is 55.

The square root of 996148189 is about 31561.8153628716. The cubic root of 996148189 is about 998.7144109691.

The spelling of 996148189 in words is "nine hundred ninety-six million, one hundred forty-eight thousand, one hundred eighty-nine".