137735565 has 16 divisors (see below), whose sum is σ = 240411456. Its totient is φ = 66780800.

The previous prime is 137735539. The next prime is 137735567. The reversal of 137735565 is 565537731.

137735565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137735565 - 2⁶ = 137735501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137735567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417216 + ... + 417545.

It is an arithmetic number, because the mean of its divisors is an integer number (15025716).

Almost surely, 2^137735565 is an apocalyptic number.

137735565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137735565 is a deficient number, since it is larger than the sum of its proper divisors (102675891).

137735565 is a wasteful number, since it uses less digits than its factorization.

137735565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834780.

The product of its digits is 330750, while the sum is 42.

The square root of 137735565 is about 11736.0796265192. The cubic root of 137735565 is about 516.4346399484.

The spelling of 137735565 in words is "one hundred thirty-seven million, seven hundred thirty-five thousand, five hundred sixty-five".