134914401391 has 16 divisors (see below), whose sum is σ = 168283300608. Its totient is φ = 105079147200.

The previous prime is 134914401311. The next prime is 134914401421. The reversal of 134914401391 is 193104419431.

It is a cyclic number.

It is not a de Polignac number, because 134914401391 - 2⁷ = 134914401263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134914401311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241125 + ... + 572686.

It is an arithmetic number, because the mean of its divisors is an integer number (10517706288).

Almost surely, 2^134914401391 is an apocalyptic number.

134914401391 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134914401391 is a deficient number, since it is larger than the sum of its proper divisors (33368899217).

134914401391 is a wasteful number, since it uses less digits than its factorization.

134914401391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815982.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 134914401391 in words is "one hundred thirty-four billion, nine hundred fourteen million, four hundred one thousand, three hundred ninety-one".