165737157 has 8 divisors (see below), whose sum is σ = 221319840. Its totient is φ = 110322960.

The previous prime is 165737141. The next prime is 165737161. The reversal of 165737157 is 751737561.

165737157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 165737157 - 2⁴ = 165737141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165737137) 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, 39807 + ... + 43772.

It is an arithmetic number, because the mean of its divisors is an integer number (27664980).

Almost surely, 2^165737157 is an apocalyptic number.

It is an amenable number.

165737157 is a deficient number, since it is larger than the sum of its proper divisors (55582683).

165737157 is an equidigital number, since it uses as much as digits as its factorization.

165737157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84243.

The product of its digits is 154350, while the sum is 42.

The square root of 165737157 is about 12873.8943991319. The cubic root of 165737157 is about 549.2962425847.

The spelling of 165737157 in words is "one hundred sixty-five million, seven hundred thirty-seven thousand, one hundred fifty-seven".