135244346 has 4 divisors (see below), whose sum is σ = 202866522. Its totient is φ = 67622172.

The previous prime is 135244321. The next prime is 135244349. The reversal of 135244346 is 643442531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 134815321 + 429025 = 11611^2 + 655^2 .

It is not an unprimeable number, because it can be changed into a prime (135244349) 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 as a sum of consecutive naturals, namely, 33811085 + ... + 33811088.

Almost surely, 2^135244346 is an apocalyptic number.

135244346 is a deficient number, since it is larger than the sum of its proper divisors (67622176).

135244346 is an equidigital number, since it uses as much as digits as its factorization.

135244346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67622175.

The product of its digits is 34560, while the sum is 32.

The square root of 135244346 is about 11629.4602626261. The cubic root of 135244346 is about 513.3020980413.

Adding to 135244346 its reverse (643442531), we get a palindrome (778686877).

The spelling of 135244346 in words is "one hundred thirty-five million, two hundred forty-four thousand, three hundred forty-six".