137715404723 has 4 divisors (see below), whose sum is σ = 148308897408. Its totient is φ = 127121912040.

The previous prime is 137715404713. The next prime is 137715404767. The reversal of 137715404723 is 327404517731.

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 137715404723 - 2¹⁰ = 137715403699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137715404713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5296746323 + ... + 5296746348.

It is an arithmetic number, because the mean of its divisors is an integer number (37077224352).

Almost surely, 2^137715404723 is an apocalyptic number.

137715404723 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

137715404723 is a deficient number, since it is larger than the sum of its proper divisors (10593492685).

137715404723 is a wasteful number, since it uses less digits than its factorization.

137715404723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10593492684.

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 137715404723 in words is "one hundred thirty-seven billion, seven hundred fifteen million, four hundred four thousand, seven hundred twenty-three".