4122145664503 has 4 divisors (see below), whose sum is σ = 4122522574560. Its totient is φ = 4121768754448.

The previous prime is 4122145664501. The next prime is 4122145664557. The reversal of 4122145664503 is 3054665412214.

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 4122145664503 - 2¹ = 4122145664501 is a prime.

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 4122145664503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122145664501) 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, 188438623 + ... + 188460496.

It is an arithmetic number, because the mean of its divisors is an integer number (1030630643640).

Almost surely, 2^{4122145664503} is an apocalyptic number.

4122145664503 is a deficient number, since it is larger than the sum of its proper divisors (376910057).

4122145664503 is a wasteful number, since it uses less digits than its factorization.

4122145664503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376910056.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 4122145664503 in words is "four trillion, one hundred twenty-two billion, one hundred forty-five million, six hundred sixty-four thousand, five hundred three".