135500450 has 12 divisors (see below), whose sum is σ = 252030930. Its totient is φ = 54200160.

The previous prime is 135500371. The next prime is 135500461. The reversal of 135500450 is 54005531.

It can be written as a sum of positive squares in 3 ways, for example, as 61763881 + 73736569 = 7859^2 + 8587^2 .

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, 1354955 + ... + 1355054.

Almost surely, 2^135500450 is an apocalyptic number.

135500450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135500450 is a deficient number, since it is larger than the sum of its proper divisors (116530480).

135500450 is a wasteful number, since it uses less digits than its factorization.

135500450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710021 (or 2710016 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 135500450 is about 11640.4660559618. The cubic root of 135500450 is about 513.6258967388.

Adding to 135500450 its reverse (54005531), we get a palindrome (189505981).

The spelling of 135500450 in words is "one hundred thirty-five million, five hundred thousand, four hundred fifty".