135261450 has 36 divisors (see below), whose sum is σ = 363403638. Its totient is φ = 36069600.

The previous prime is 135261443. The next prime is 135261487. The reversal of 135261450 is 54162531.

It can be written as a sum of positive squares in 3 ways, for example, as 65755881 + 69505569 = 8109^2 + 8337^2 .

It is a super-2 number, since 2×135261450² = 36591319712205000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 17 ways as a sum of consecutive naturals, for example, 149841 + ... + 150740.

Almost surely, 2^135261450 is an apocalyptic number.

135261450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135261450 is an abundant number, since it is smaller than the sum of its proper divisors (228142188).

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

135261450 is a wasteful number, since it uses less digits than its factorization.

135261450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300599 (or 300591 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 135261450 is about 11630.1956131443. The cubic root of 135261450 is about 513.3237357888.

The spelling of 135261450 in words is "one hundred thirty-five million, two hundred sixty-one thousand, four hundred fifty".