134203240 has 16 divisors (see below), whose sum is σ = 301957380. Its totient is φ = 53681280.

The previous prime is 134203217. The next prime is 134203243. The reversal of 134203240 is 42302431.

It can be written as a sum of positive squares in 2 ways, for example, as 134142724 + 60516 = 11582^2 + 246^2 .

It is not an unprimeable number, because it can be changed into a prime (134203243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677501 + ... + 1677580.

Almost surely, 2^134203240 is an apocalyptic number.

134203240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134203240 is an abundant number, since it is smaller than the sum of its proper divisors (167754140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134203240 is a wasteful number, since it uses less digits than its factorization.

134203240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355092 (or 3355088 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 134203240 is about 11584.6122075795. The cubic root of 134203240 is about 511.9815768924.

Adding to 134203240 its reverse (42302431), we get a palindrome (176505671).

The spelling of 134203240 in words is "one hundred thirty-four million, two hundred three thousand, two hundred forty".