123734453 has 4 divisors (see below), whose sum is σ = 123775680. Its totient is φ = 123693228.

The previous prime is 123734431. The next prime is 123734477. The reversal of 123734453 is 354437321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123734453 - 2⁶ = 123734389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123734353) 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, 15725 + ... + 22242.

It is an arithmetic number, because the mean of its divisors is an integer number (30943920).

Almost surely, 2^123734453 is an apocalyptic number.

It is an amenable number.

123734453 is a deficient number, since it is larger than the sum of its proper divisors (41227).

123734453 is an equidigital number, since it uses as much as digits as its factorization.

123734453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41226.

The product of its digits is 30240, while the sum is 32.

The square root of 123734453 is about 11123.5989230105. The cubic root of 123734453 is about 498.3068771415.

The spelling of 123734453 in words is "one hundred twenty-three million, seven hundred thirty-four thousand, four hundred fifty-three".