123464543 has 4 divisors (see below), whose sum is σ = 123743688. Its totient is φ = 123185400.

The previous prime is 123464531. The next prime is 123464563. The reversal of 123464543 is 345464321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345464321 = 761 ⋅453961.

It is a cyclic number.

It is not a de Polignac number, because 123464543 - 2⁶ = 123464479 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 (123464503) 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, 138908 + ... + 139793.

It is an arithmetic number, because the mean of its divisors is an integer number (30935922).

Almost surely, 2^123464543 is an apocalyptic number.

123464543 is a deficient number, since it is larger than the sum of its proper divisors (279145).

123464543 is an equidigital number, since it uses as much as digits as its factorization.

123464543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279144.

The product of its digits is 34560, while the sum is 32.

The square root of 123464543 is about 11111.4599850785. The cubic root of 123464543 is about 497.9442836437.

The spelling of 123464543 in words is "one hundred twenty-three million, four hundred sixty-four thousand, five hundred forty-three".