123643034 has 8 divisors (see below), whose sum is σ = 185971008. Its totient is φ = 61652700.

The previous prime is 123643007. The next prime is 123643043. The reversal of 123643034 is 430346321.

It is a happy number.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123642994 and 123643012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83492 + ... + 84959.

It is an arithmetic number, because the mean of its divisors is an integer number (23246376).

Almost surely, 2^123643034 is an apocalyptic number.

123643034 is a deficient number, since it is larger than the sum of its proper divisors (62327974).

123643034 is a wasteful number, since it uses less digits than its factorization.

123643034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168820.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 123643034 is about 11119.4889271045. The cubic root of 123643034 is about 498.1841251808.

Adding to 123643034 its reverse (430346321), we get a palindrome (553989355).

The spelling of 123643034 in words is "one hundred twenty-three million, six hundred forty-three thousand, thirty-four".