157199 has 8 divisors (see below), whose sum is σ = 190368. Its totient is φ = 126720.

The previous prime is 157189. The next prime is 157207. The reversal of 157199 is 991751.

157199 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 a cyclic number.

It is not a de Polignac number, because 157199 - 2⁸ = 156943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157109) 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, 542 + ... + 779.

It is an arithmetic number, because the mean of its divisors is an integer number (23796).

2¹⁵⁷¹⁹⁹ is an apocalyptic number.

157199 is a deficient number, since it is larger than the sum of its proper divisors (33169).

157199 is a wasteful number, since it uses less digits than its factorization.

157199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345.

The product of its digits is 2835, while the sum is 32.

The square root of 157199 is about 396.4832909468. The cubic root of 157199 is about 53.9696903524.

The spelling of 157199 in words is "one hundred fifty-seven thousand, one hundred ninety-nine".