2355605123 has 16 divisors (see below), whose sum is σ = 2512823040. Its totient is φ = 2201868000.

The previous prime is 2355605093. The next prime is 2355605141. The reversal of 2355605123 is 3215065532.

2355605123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2355605123 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 2355605123.

It is not an unprimeable number, because it can be changed into a prime (2355605183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594836 + ... + 598782.

It is an arithmetic number, because the mean of its divisors is an integer number (157051440).

Almost surely, 2^2355605123 is an apocalyptic number.

2355605123 is a deficient number, since it is larger than the sum of its proper divisors (157217917).

2355605123 is a wasteful number, since it uses less digits than its factorization.

2355605123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4378.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 2355605123 is about 48534.5765717596. The cubic root of 2355605123 is about 1330.5590810983.

The spelling of 2355605123 in words is "two billion, three hundred fifty-five million, six hundred five thousand, one hundred twenty-three".