4662161123 has 4 divisors (see below), whose sum is σ = 4672781520. Its totient is φ = 4651540728.

The previous prime is 4662161117. The next prime is 4662161159. The reversal of 4662161123 is 3211612664.

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 4662161123 - 2¹⁶ = 4662095587 is a prime.

It is a super-2 number, since 2×4662161123² = 43471492673625242258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4662161123.

It is not an unprimeable number, because it can be changed into a prime (4662161113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5309540 + ... + 5310417.

It is an arithmetic number, because the mean of its divisors is an integer number (1168195380).

Almost surely, 2^4662161123 is an apocalyptic number.

4662161123 is a deficient number, since it is larger than the sum of its proper divisors (10620397).

4662161123 is a wasteful number, since it uses less digits than its factorization.

4662161123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620396.

The product of its digits is 10368, while the sum is 32.

The square root of 4662161123 is about 68280.0199399502. The cubic root of 4662161123 is about 1670.5613377045.

Adding to 4662161123 its reverse (3211612664), we get a palindrome (7873773787).

The spelling of 4662161123 in words is "four billion, six hundred sixty-two million, one hundred sixty-one thousand, one hundred twenty-three".