536023121 has 4 divisors (see below), whose sum is σ = 536104500. Its totient is φ = 535941744.

The previous prime is 536023057. The next prime is 536023127. The reversal of 536023121 is 121320635.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 469372225 + 66650896 = 21665^2 + 8164^2 .

It is a cyclic number.

It is not a de Polignac number, because 536023121 - 2⁶ = 536023057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536023127) 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, 29846 + ... + 44303.

It is an arithmetic number, because the mean of its divisors is an integer number (134026125).

Almost surely, 2^536023121 is an apocalyptic number.

It is an amenable number.

536023121 is a deficient number, since it is larger than the sum of its proper divisors (81379).

536023121 is an equidigital number, since it uses as much as digits as its factorization.

536023121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81378.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 536023121 is about 23152.1731377424. The cubic root of 536023121 is about 812.3212999030.

Adding to 536023121 its reverse (121320635), we get a palindrome (657343756).

The spelling of 536023121 in words is "five hundred thirty-six million, twenty-three thousand, one hundred twenty-one".