597121 has 4 divisors (see below), whose sum is σ = 682432. Its totient is φ = 511812.

The previous prime is 597073. The next prime is 597127. The reversal of 597121 is 121795.

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: 121795 = 5 ⋅24359.

It is not a de Polignac number, because 597121 - 2¹¹ = 595073 is a prime.

It is a Duffinian number.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (597127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42645 + ... + 42658.

It is an arithmetic number, because the mean of its divisors is an integer number (170608).

2⁵⁹⁷¹²¹ is an apocalyptic number.

It is an amenable number.

597121 is a deficient number, since it is larger than the sum of its proper divisors (85311).

597121 is an equidigital number, since it uses as much as digits as its factorization.

597121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85310.

The product of its digits is 630, while the sum is 25.

The square root of 597121 is about 772.7360480785. The cubic root of 597121 is about 84.2081478152.

It can be divided in two parts, 5 and 97121, that multiplied together give a triangular number (485605 = T₉₈₅).

The spelling of 597121 in words is "five hundred ninety-seven thousand, one hundred twenty-one".