135161810 has 16 divisors (see below), whose sum is σ = 278047296. Its totient is φ = 46341168.

The previous prime is 135161797. The next prime is 135161833. The reversal of 135161810 is 18161531.

It is a super-2 number, since 2×135161810² = 36537429764952200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 135161810.

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 7 ways as a sum of consecutive naturals, for example, 965372 + ... + 965511.

It is an arithmetic number, because the mean of its divisors is an integer number (17377956).

Almost surely, 2^135161810 is an apocalyptic number.

135161810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135161810 is an abundant number, since it is smaller than the sum of its proper divisors (142885486).

135161810 is a wasteful number, since it uses less digits than its factorization.

135161810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930897.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 135161810 is about 11625.9111470886. The cubic root of 135161810 is about 513.1976586214.

The spelling of 135161810 in words is "one hundred thirty-five million, one hundred sixty-one thousand, eight hundred ten".