135420050 has 12 divisors (see below), whose sum is σ = 251881386. Its totient is φ = 54168000.

The previous prime is 135420041. The next prime is 135420101. The reversal of 135420050 is 50024531.

It can be written as a sum of positive squares in 3 ways, for example, as 83594449 + 51825601 = 9143^2 + 7199^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1354151 + ... + 1354250.

Almost surely, 2^135420050 is an apocalyptic number.

135420050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135420050 is a deficient number, since it is larger than the sum of its proper divisors (116461336).

135420050 is a wasteful number, since it uses less digits than its factorization.

135420050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2708413 (or 2708408 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 135420050 is about 11637.0120735522. The cubic root of 135420050 is about 513.5242889768.

Adding to 135420050 its reverse (50024531), we get a palindrome (185444581).

The spelling of 135420050 in words is "one hundred thirty-five million, four hundred twenty thousand, fifty".