123053765603 has 4 divisors (see below), whose sum is σ = 123061939128. Its totient is φ = 123045592080.

The previous prime is 123053765599. The next prime is 123053765621. The reversal of 123053765603 is 306567350321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306567350321 = 14401 ⋅21287921.

It is a cyclic number.

It is not a de Polignac number, because 123053765603 - 2² = 123053765599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123053765663) 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, 4064138 + ... + 4094303.

It is an arithmetic number, because the mean of its divisors is an integer number (30765484782).

Almost surely, 2^123053765603 is an apocalyptic number.

123053765603 is a deficient number, since it is larger than the sum of its proper divisors (8173525).

123053765603 is an equidigital number, since it uses as much as digits as its factorization.

123053765603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8173524.

The product of its (nonzero) digits is 340200, while the sum is 41.

The spelling of 123053765603 in words is "one hundred twenty-three billion, fifty-three million, seven hundred sixty-five thousand, six hundred three".