134803207643 has 16 divisors (see below), whose sum is σ = 147822729600. Its totient is φ = 122179674240.

The previous prime is 134803207549. The next prime is 134803207657. The reversal of 134803207643 is 346702308431.

It is not a de Polignac number, because 134803207643 - 2²⁰ = 134802159067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134803207643.

It is not an unprimeable number, because it can be changed into a prime (134803207663) 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, 176708 + ... + 548481.

It is an arithmetic number, because the mean of its divisors is an integer number (9238920600).

Almost surely, 2^134803207643 is an apocalyptic number.

134803207643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134803207643 is a deficient number, since it is larger than the sum of its proper divisors (13019521957).

134803207643 is a wasteful number, since it uses less digits than its factorization.

134803207643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725462.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 134803207643 in words is "one hundred thirty-four billion, eight hundred three million, two hundred seven thousand, six hundred forty-three".