123341043 has 16 divisors (see below), whose sum is σ = 188650496. Its totient is φ = 70217280.

The previous prime is 123341039. The next prime is 123341059. The reversal of 123341043 is 340143321.

It is not a de Polignac number, because 123341043 - 2² = 123341039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123341083) 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, 5146 + ... + 16527.

It is an arithmetic number, because the mean of its divisors is an integer number (11790656).

Almost surely, 2^123341043 is an apocalyptic number.

123341043 is a deficient number, since it is larger than the sum of its proper divisors (65309453).

123341043 is a wasteful number, since it uses less digits than its factorization.

123341043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21954.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 123341043 is about 11105.9012691452. The cubic root of 123341043 is about 497.7781991590.

Adding to 123341043 its reverse (340143321), we get a palindrome (463484364).

The spelling of 123341043 in words is "one hundred twenty-three million, three hundred forty-one thousand, forty-three".