137344927 has 4 divisors (see below), whose sum is σ = 138333160. Its totient is φ = 136356696.

The previous prime is 137344903. The next prime is 137344931. The reversal of 137344927 is 729443731.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 137344927 - 2¹¹ = 137342879 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137344927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137344127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493908 + ... + 494185.

It is an arithmetic number, because the mean of its divisors is an integer number (34583290).

Almost surely, 2^137344927 is an apocalyptic number.

137344927 is a deficient number, since it is larger than the sum of its proper divisors (988233).

137344927 is an equidigital number, since it uses as much as digits as its factorization.

137344927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988232.

The product of its digits is 127008, while the sum is 40.

The square root of 137344927 is about 11719.4251992152. The cubic root of 137344927 is about 515.9459498600.

The spelling of 137344927 in words is "one hundred thirty-seven million, three hundred forty-four thousand, nine hundred twenty-seven".