601157 has 4 divisors (see below), whose sum is σ = 609696. Its totient is φ = 592620.

The previous prime is 601147. The next prime is 601187. The reversal of 601157 is 751106.

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 an emirpimes, since its reverse is a distinct semiprime: 751106 = 2 ⋅375553.

It is a cyclic number.

It is not a de Polignac number, because 601157 - 2⁶ = 601093 is a prime.

It is a super-2 number, since 2×601157² = 722779477298, which contains 22 as substring.

It is a pancake number, because a pancake can be divided into 601157 parts by 1096 straight cuts.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601127) 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, 4163 + ... + 4304.

It is an arithmetic number, because the mean of its divisors is an integer number (152424).

2⁶⁰¹¹⁵⁷ is an apocalyptic number.

It is an amenable number.

601157 is a deficient number, since it is larger than the sum of its proper divisors (8539).

601157 is an equidigital number, since it uses as much as digits as its factorization.

601157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8538.

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

The square root of 601157 is about 775.3431498375. The cubic root of 601157 is about 84.3974456973.

The spelling of 601157 in words is "six hundred one thousand, one hundred fifty-seven".