157347 has 6 divisors (see below), whose sum is σ = 227292. Its totient is φ = 104892.

The previous prime is 157327. The next prime is 157349. The reversal of 157347 is 743751.

157347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 157347 - 2⁷ = 157219 is a prime.

157347 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 157347.

It is not an unprimeable number, because it can be changed into a prime (157349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8733 + ... + 8750.

It is an arithmetic number, because the mean of its divisors is an integer number (37882).

2¹⁵⁷³⁴⁷ is an apocalyptic number.

157347 is a deficient number, since it is larger than the sum of its proper divisors (69945).

157347 is a wasteful number, since it uses less digits than its factorization.

157347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17489 (or 17486 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 157347 is about 396.6698879421. The cubic root of 157347 is about 53.9866222005.

The spelling of 157347 in words is "one hundred fifty-seven thousand, three hundred forty-seven".