4122616154 has 4 divisors (see below), whose sum is σ = 6183924234. Its totient is φ = 2061308076.

The previous prime is 4122616153. The next prime is 4122616217. The reversal of 4122616154 is 4516162214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4516162214 = 2 ⋅2258081107.

It can be written as a sum of positive squares in only one way, i.e., 4111759129 + 10857025 = 64123^2 + 3295^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4122616154.

It is not an unprimeable number, because it can be changed into a prime (4122616153) 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, 1030654037 + ... + 1030654040.

Almost surely, 2^4122616154 is an apocalyptic number.

4122616154 is a deficient number, since it is larger than the sum of its proper divisors (2061308080).

4122616154 is a wasteful number, since it uses less digits than its factorization.

4122616154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061308079.

The product of its digits is 11520, while the sum is 32.

The square root of 4122616154 is about 64207.6019954024. The cubic root of 4122616154 is about 1603.4581653500.

Adding to 4122616154 its reverse (4516162214), we get a palindrome (8638778368).

The spelling of 4122616154 in words is "four billion, one hundred twenty-two million, six hundred sixteen thousand, one hundred fifty-four".