157601 has 4 divisors (see below), whose sum is σ = 158400. Its totient is φ = 156804.

The previous prime is 157579. The next prime is 157627. The reversal of 157601 is 106751.

157601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 157601 - 2¹⁰ = 156577 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 (157901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140 + ... + 578.

It is an arithmetic number, because the mean of its divisors is an integer number (39600).

2¹⁵⁷⁶⁰¹ is an apocalyptic number.

It is an amenable number.

157601 is a deficient number, since it is larger than the sum of its proper divisors (799).

157601 is an equidigital number, since it uses as much as digits as its factorization.

157601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 157601 is about 396.9899243054. The cubic root of 157601 is about 54.0156561828.

The spelling of 157601 in words is "one hundred fifty-seven thousand, six hundred one".