134838877 has 4 divisors (see below), whose sum is σ = 141935680. Its totient is φ = 127742076.

The previous prime is 134838863. The next prime is 134838881. The reversal of 134838877 is 778838431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134838877 - 2⁷ = 134838749 is a prime.

It is a super-2 number, since 2×134838877² = 36363045501242258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134838877.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134830877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3548373 + ... + 3548410.

It is an arithmetic number, because the mean of its divisors is an integer number (35483920).

Almost surely, 2^134838877 is an apocalyptic number.

It is an amenable number.

134838877 is a deficient number, since it is larger than the sum of its proper divisors (7096803).

134838877 is an equidigital number, since it uses as much as digits as its factorization.

134838877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7096802.

The product of its digits is 903168, while the sum is 49.

The square root of 134838877 is about 11612.0143386064. The cubic root of 134838877 is about 512.7886164940.

The spelling of 134838877 in words is "one hundred thirty-four million, eight hundred thirty-eight thousand, eight hundred seventy-seven".