134402212723 has 8 divisors (see below), whose sum is σ = 135787343328. Its totient is φ = 133023991104.

The previous prime is 134402212717. The next prime is 134402212727. The reversal of 134402212723 is 327212204431.

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 134402212723 - 2⁵ = 134402212691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134402212727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1688136 + ... + 1765957.

It is an arithmetic number, because the mean of its divisors is an integer number (16973417916).

Almost surely, 2^134402212723 is an apocalyptic number.

134402212723 is a deficient number, since it is larger than the sum of its proper divisors (1385130605).

134402212723 is a wasteful number, since it uses less digits than its factorization.

134402212723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454493.

The product of its (nonzero) digits is 16128, while the sum is 31.

The spelling of 134402212723 in words is "one hundred thirty-four billion, four hundred two million, two hundred twelve thousand, seven hundred twenty-three".