123135010 has 16 divisors (see below), whose sum is σ = 233308800. Its totient is φ = 46661616.

The previous prime is 123134987. The next prime is 123135017. The reversal of 123135010 is 10531321.

It is not an unprimeable number, because it can be changed into a prime (123135017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323850 + ... + 324229.

It is an arithmetic number, because the mean of its divisors is an integer number (14581800).

Almost surely, 2^123135010 is an apocalyptic number.

123135010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123135010 is a deficient number, since it is larger than the sum of its proper divisors (110173790).

123135010 is a wasteful number, since it uses less digits than its factorization.

123135010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648105.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 123135010 is about 11096.6215579337. The cubic root of 123135010 is about 497.5008762390.

Adding to 123135010 its reverse (10531321), we get a palindrome (133666331).

The spelling of 123135010 in words is "one hundred twenty-three million, one hundred thirty-five thousand, ten".