2103659723 has 8 divisors (see below), whose sum is σ = 2304925680. Its totient is φ = 1904064480.

The previous prime is 2103659707. The next prime is 2103659737. The reversal of 2103659723 is 3279563012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2103659723 - 2⁴ = 2103659707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103659123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415040 + ... + 420077.

It is an arithmetic number, because the mean of its divisors is an integer number (288115710).

Almost surely, 2^2103659723 is an apocalyptic number.

2103659723 is a deficient number, since it is larger than the sum of its proper divisors (201265957).

2103659723 is a wasteful number, since it uses less digits than its factorization.

2103659723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835357.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 2103659723 is about 45865.6704191708. The cubic root of 2103659723 is about 1281.3226324782.

The spelling of 2103659723 in words is "two billion, one hundred three million, six hundred fifty-nine thousand, seven hundred twenty-three".