2163061067 has 4 divisors (see below), whose sum is σ = 2215818696. Its totient is φ = 2110303440.

The previous prime is 2163061049. The next prime is 2163061081. The reversal of 2163061067 is 7601603612.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2163061067 - 2⁶ = 2163061003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2163061097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26378753 + ... + 26378834.

It is an arithmetic number, because the mean of its divisors is an integer number (553954674).

Almost surely, 2^2163061067 is an apocalyptic number.

2163061067 is a deficient number, since it is larger than the sum of its proper divisors (52757629).

2163061067 is an equidigital number, since it uses as much as digits as its factorization.

2163061067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52757628.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2163061067 is about 46508.7203328580. The cubic root of 2163061067 is about 1293.2711618019.

Adding to 2163061067 its reverse (7601603612), we get a palindrome (9764664679).

The spelling of 2163061067 in words is "two billion, one hundred sixty-three million, sixty-one thousand, sixty-seven".