162663331 has 2 divisors, whose sum is σ = 162663332. Its totient is φ = 162663330.

The previous prime is 162663301. The next prime is 162663353. The reversal of 162663331 is 133366261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162663331 - 2⁵ = 162663299 is a prime.

It is a super-2 number, since 2×162663331² = 52918718504031122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 162663293 and 162663302.

It is not a weakly prime, because it can be changed into another prime (162663301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81331665 + 81331666.

It is an arithmetic number, because the mean of its divisors is an integer number (81331666).

Almost surely, 2^162663331 is an apocalyptic number.

162663331 is a deficient number, since it is larger than the sum of its proper divisors (1).

162663331 is an equidigital number, since it uses as much as digits as its factorization.

162663331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 162663331 is about 12753.9535439016. The cubic root of 162663331 is about 545.8792093265.

The spelling of 162663331 in words is "one hundred sixty-two million, six hundred sixty-three thousand, three hundred thirty-one".