134123003145 has 24 divisors (see below), whose sum is σ = 241090239936. Its totient is φ = 71532267696.

The previous prime is 134123003143. The next prime is 134123003171. The reversal of 134123003145 is 541300321431.

It is a happy number.

134123003145 is a `hidden beast` number, since 1 + 3 + 41 + 2 + 300 + 314 + 5 = 666.

It is not a de Polignac number, because 134123003145 - 2¹ = 134123003143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

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

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55193437 + ... + 55195866.

It is an arithmetic number, because the mean of its divisors is an integer number (10045426664).

Almost surely, 2^134123003145 is an apocalyptic number.

134123003145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134123003145 is a deficient number, since it is larger than the sum of its proper divisors (106967236791).

134123003145 is an equidigital number, since it uses as much as digits as its factorization.

134123003145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110389323 (or 110389311 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 134123003145 its reverse (541300321431), we get a palindrome (675423324576).

The spelling of 134123003145 in words is "one hundred thirty-four billion, one hundred twenty-three million, three thousand, one hundred forty-five".