137943701507 has 8 divisors (see below), whose sum is σ = 138430854576. Its totient is φ = 137457064192.

The previous prime is 137943701503. The next prime is 137943701509. The reversal of 137943701507 is 705107349731.

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 137943701507 - 2² = 137943701503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137943701503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410903 + ... + 666879.

It is an arithmetic number, because the mean of its divisors is an integer number (17303856822).

Almost surely, 2^137943701507 is an apocalyptic number.

137943701507 is a deficient number, since it is larger than the sum of its proper divisors (487153069).

137943701507 is a wasteful number, since it uses less digits than its factorization.

137943701507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257877.

The product of its (nonzero) digits is 555660, while the sum is 47.

The spelling of 137943701507 in words is "one hundred thirty-seven billion, nine hundred forty-three million, seven hundred one thousand, five hundred seven".