134123003144 has 64 divisors (see below), whose sum is σ = 278275683840. Its totient is φ = 60211952640.

The previous prime is 134123003143. The next prime is 134123003171. The reversal of 134123003144 is 441300321431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (134123003143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1015529 + ... + 1139975.

It is an arithmetic number, because the mean of its divisors is an integer number (4348057560).

Almost surely, 2^134123003144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134123003144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139137841920).

134123003144 is an abundant number, since it is smaller than the sum of its proper divisors (144152680696).

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

134123003144 is a wasteful number, since it uses less digits than its factorization.

134123003144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124750 (or 124746 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 134123003144 its reverse (441300321431), we get a palindrome (575423324575).

The spelling of 134123003144 in words is "one hundred thirty-four billion, one hundred twenty-three million, three thousand, one hundred forty-four".