137376565 has 8 divisors (see below), whose sum is σ = 164914848. Its totient is φ = 109859280.

The previous prime is 137376553. The next prime is 137376581. The reversal of 137376565 is 565673731.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137376565 - 2¹³ = 137368373 is a prime.

It is a super-2 number, since 2×137376565² = 37744641222398450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22314 + ... + 27796.

It is an arithmetic number, because the mean of its divisors is an integer number (20614356).

Almost surely, 2^137376565 is an apocalyptic number.

It is an amenable number.

137376565 is a deficient number, since it is larger than the sum of its proper divisors (27538283).

137376565 is an equidigital number, since it uses as much as digits as its factorization.

137376565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10499.

The product of its digits is 396900, while the sum is 43.

The square root of 137376565 is about 11720.7749317185. The cubic root of 137376565 is about 515.9855636147.

It can be divided in two parts, 13737 and 6565, that added together give a palindrome (20302).

The spelling of 137376565 in words is "one hundred thirty-seven million, three hundred seventy-six thousand, five hundred sixty-five".