103453123 has 4 divisors (see below), whose sum is σ = 103482288. Its totient is φ = 103423960.

The previous prime is 103453111. The next prime is 103453139. The reversal of 103453123 is 321354301.

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 103453123 - 2¹³ = 103444931 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103453094 and 103453103.

It is not an unprimeable number, because it can be changed into a prime (103453153) 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, 8383 + ... + 16648.

It is an arithmetic number, because the mean of its divisors is an integer number (25870572).

Almost surely, 2^103453123 is an apocalyptic number.

103453123 is a deficient number, since it is larger than the sum of its proper divisors (29165).

103453123 is an equidigital number, since it uses as much as digits as its factorization.

103453123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29164.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 103453123 is about 10171.1908349023. The cubic root of 103453123 is about 469.4411994729.

The spelling of 103453123 in words is "one hundred three million, four hundred fifty-three thousand, one hundred twenty-three".