134123110331405 has 32 divisors (see below), whose sum is σ = 173971515239424. Its totient is φ = 98677294154496.

The previous prime is 134123110331389. The next prime is 134123110331437. The reversal of 134123110331405 is 504133011321431.

It is a cyclic number.

It is not a de Polignac number, because 134123110331405 - 2⁴ = 134123110331389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181535852 + ... + 182273178.

It is an arithmetic number, because the mean of its divisors is an integer number (5436609851232).

Almost surely, 2^{134123110331405} is an apocalyptic number.

It is an amenable number.

134123110331405 is a deficient number, since it is larger than the sum of its proper divisors (39848404908019).

134123110331405 is a wasteful number, since it uses less digits than its factorization.

134123110331405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747725.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 134123110331405 its reverse (504133011321431), we get a palindrome (638256121652836).

The spelling of 134123110331405 in words is "one hundred thirty-four trillion, one hundred twenty-three billion, one hundred ten million, three hundred thirty-one thousand, four hundred five".