137732305207 has 8 divisors (see below), whose sum is σ = 157415731200. Its totient is φ = 118050724824.

The previous prime is 137732305147. The next prime is 137732305229. The reversal of 137732305207 is 702503237731.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-137732305207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 137732305207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137732305237) 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, 297607 + ... + 603352.

It is an arithmetic number, because the mean of its divisors is an integer number (19676966400).

Almost surely, 2^137732305207 is an apocalyptic number.

137732305207 is a deficient number, since it is larger than the sum of its proper divisors (19683425993).

137732305207 is an equidigital number, since it uses as much as digits as its factorization.

137732305207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922805.

The product of its (nonzero) digits is 185220, while the sum is 40.

The spelling of 137732305207 in words is "one hundred thirty-seven billion, seven hundred thirty-two million, three hundred five thousand, two hundred seven".