123310134 has 32 divisors (see below), whose sum is σ = 274508640. Its totient is φ = 41030496.

The previous prime is 123310127. The next prime is 123310141. The reversal of 123310134 is 431013321.

It is an interprime number because it is at equal distance from previous prime (123310127) and next prime (123310141).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 34872 + ... + 38244.

It is an arithmetic number, because the mean of its divisors is an integer number (8578395).

Almost surely, 2^123310134 is an apocalyptic number.

123310134 is an abundant number, since it is smaller than the sum of its proper divisors (151198506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123310134 is a wasteful number, since it uses less digits than its factorization.

123310134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4061 (or 4055 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 123310134 is about 11104.5096244724. The cubic root of 123310134 is about 497.7366149699.

Adding to 123310134 its reverse (431013321), we get a palindrome (554323455).

The spelling of 123310134 in words is "one hundred twenty-three million, three hundred ten thousand, one hundred thirty-four".