134238436 has 12 divisors (see below), whose sum is σ = 235533312. Its totient is φ = 66943208.

The previous prime is 134238431. The next prime is 134238449. The reversal of 134238436 is 634832431.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (134238431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42280 + ... + 45343.

It is an arithmetic number, because the mean of its divisors is an integer number (19627776).

Almost surely, 2^134238436 is an apocalyptic number.

It is an amenable number.

134238436 is a deficient number, since it is larger than the sum of its proper divisors (101294876).

134238436 is a wasteful number, since it uses less digits than its factorization.

134238436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88010 (or 88008 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 134238436 is about 11586.1311920762. The cubic root of 134238436 is about 512.0263302296.

The spelling of 134238436 in words is "one hundred thirty-four million, two hundred thirty-eight thousand, four hundred thirty-six".