996972323 has 2 divisors, whose sum is σ = 996972324. Its totient is φ = 996972322.

The previous prime is 996972287. The next prime is 996972343. The reversal of 996972323 is 323279699.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 996972323 - 2¹⁶ = 996906787 is a prime.

It is a super-3 number, since 3×996972323³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (996972343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498486161 + 498486162.

It is an arithmetic number, because the mean of its divisors is an integer number (498486162).

Almost surely, 2^996972323 is an apocalyptic number.

996972323 is a deficient number, since it is larger than the sum of its proper divisors (1).

996972323 is an equidigital number, since it uses as much as digits as its factorization.

996972323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 50.

The square root of 996972323 is about 31574.8685349599. The cubic root of 996972323 is about 998.9897540802.

The spelling of 996972323 in words is "nine hundred ninety-six million, nine hundred seventy-two thousand, three hundred twenty-three".