134040023 has 8 divisors (see below), whose sum is σ = 144875808. Its totient is φ = 123279264.

The previous prime is 134040017. The next prime is 134040031. The reversal of 134040023 is 320040431.

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

It is a cyclic number.

It is not a de Polignac number, because 134040023 - 2⁶ = 134039959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134039983 and 134040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134040013) 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 7 ways as a sum of consecutive naturals, for example, 15011 + ... + 22212.

It is an arithmetic number, because the mean of its divisors is an integer number (18109476).

Almost surely, 2^134040023 is an apocalyptic number.

134040023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134040023 is a deficient number, since it is larger than the sum of its proper divisors (10835785).

134040023 is a wasteful number, since it uses less digits than its factorization.

134040023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37513.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 134040023 is about 11577.5655040254. The cubic root of 134040023 is about 511.7739366084.

Adding to 134040023 its reverse (320040431), we get a palindrome (454080454).

The spelling of 134040023 in words is "one hundred thirty-four million, forty thousand, twenty-three".