134205855 has 24 divisors (see below), whose sum is σ = 249788592. Its totient is φ = 61350912.

The previous prime is 134205847. The next prime is 134205857. The reversal of 134205855 is 558502431.

It is not a de Polignac number, because 134205855 - 2³ = 134205847 is a prime.

It is a super-2 number, since 2×134205855² = 36022423032562050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134205857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90562 + ... + 92031.

It is an arithmetic number, because the mean of its divisors is an integer number (10407858).

Almost surely, 2^134205855 is an apocalyptic number.

134205855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

134205855 is a deficient number, since it is larger than the sum of its proper divisors (115582737).

134205855 is a wasteful number, since it uses less digits than its factorization.

134205855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182615 (or 182608 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

The square root of 134205855 is about 11584.7250722665. The cubic root of 134205855 is about 511.9849022546.

The spelling of 134205855 in words is "one hundred thirty-four million, two hundred five thousand, eight hundred fifty-five".