135329550 has 96 divisors (see below), whose sum is σ = 346477824. Its totient is φ = 34944000.

The previous prime is 135329531. The next prime is 135329569. The reversal of 135329550 is 55923531.

It is an interprime number because it is at equal distance from previous prime (135329531) and next prime (135329569).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1032985 + ... + 1033115.

It is an arithmetic number, because the mean of its divisors is an integer number (3609144).

Almost surely, 2^135329550 is an apocalyptic number.

135329550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135329550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173238912).

135329550 is an abundant number, since it is smaller than the sum of its proper divisors (211148274).

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

135329550 is a wasteful number, since it uses less digits than its factorization.

135329550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 135329550 is about 11633.1229684896. The cubic root of 135329550 is about 513.4098689317.

It can be divided in two parts, 1353 and 29550, that added together give a palindrome (30903).

The spelling of 135329550 in words is "one hundred thirty-five million, three hundred twenty-nine thousand, five hundred fifty".