137326021109 has 8 divisors (see below), whose sum is σ = 141100451520. Its totient is φ = 133571829600.

The previous prime is 137326021103. The next prime is 137326021111. The reversal of 137326021109 is 901120623731.

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

It is a cyclic number.

It is not a de Polignac number, because 137326021109 - 2²⁸ = 137057585653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137326021103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5045969 + ... + 5073110.

It is an arithmetic number, because the mean of its divisors is an integer number (17637556440).

Almost surely, 2^137326021109 is an apocalyptic number.

It is an amenable number.

137326021109 is a deficient number, since it is larger than the sum of its proper divisors (3774430411).

137326021109 is a wasteful number, since it uses less digits than its factorization.

137326021109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10119451.

The product of its (nonzero) digits is 13608, while the sum is 35.

The spelling of 137326021109 in words is "one hundred thirty-seven billion, three hundred twenty-six million, twenty-one thousand, one hundred nine".