537121 has 8 divisors (see below), whose sum is σ = 586880. Its totient is φ = 488592.

The previous prime is 537091. The next prime is 537127. The reversal of 537121 is 121735.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 537121 - 2⁹ = 536609 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537127) 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, 766 + ... + 1288.

It is an arithmetic number, because the mean of its divisors is an integer number (73360).

2⁵³⁷¹²¹ is an apocalyptic number.

It is an amenable number.

537121 is a deficient number, since it is larger than the sum of its proper divisors (49759).

537121 is a wasteful number, since it uses less digits than its factorization.

537121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615.

The product of its digits is 210, while the sum is 19.

The square root of 537121 is about 732.8853934961. The cubic root of 537121 is about 81.2875518725.

Adding to 537121 its reverse (121735), we get a palindrome (658856).

The spelling of 537121 in words is "five hundred thirty-seven thousand, one hundred twenty-one".