134353806923 has 8 divisors (see below), whose sum is σ = 156680824800. Its totient is φ = 115160405640.

The previous prime is 134353806883. The next prime is 134353806929. The reversal of 134353806923 is 329608353431.

It is a happy number.

It is not a de Polignac number, because 134353806923 - 2⁸ = 134353806667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134353806929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195850688 + ... + 195851373.

It is an arithmetic number, because the mean of its divisors is an integer number (19585103100).

Almost surely, 2^134353806923 is an apocalyptic number.

134353806923 is a deficient number, since it is larger than the sum of its proper divisors (22327017877).

134353806923 is an frugal number, since it uses more digits than its factorization.

134353806923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391702082 (or 391702068 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 134353806923 in words is "one hundred thirty-four billion, three hundred fifty-three million, eight hundred six thousand, nine hundred twenty-three".